858997755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 1933381632

約数和(自身を除く): 1074383877

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 31, 33, 35, 45, 55, 63, 77, 93, 99, 105, 121, 155, 165, 217, 231, 279, 315, 341, 363, 385, 465, 495, 605, 651, 693, 727, 847, 1023, 1085, 1089, 1155, 1395, 1705, 1815, 1953, 2181, 2387, 2541, 3069, 3255, 3465, 3635, 3751, 4235, 5089, 5115, 5445, 6543, 7161, 7623, 7997, 9765, 10905, 11253, 11935, 12705, 15267, 15345, 18755, 21483, 22537, 23991, 25445, 26257, 32715, 33759, 35805, 38115, 39985, 45801, 55979, 56265, 67611, 71973, 76335, 78771, 87967, 107415, 112685, 119955, 131285, 157759, 167937, 168795, 202833, 229005, 236313, 247907, 263901, 279895, 338055, 359865, 393855, 439835, 473277, 503811, 615769, 743721, 788795, 791703, 839685, 1014165, 1181565, 1239535, 1319505, 1419831, 1735349, 1847307, 2231163, 2366385, 2519055, 2726977, 3078845, 3718605, 3958515, 5206047, 5541921, 7099155, 8180931, 8676745, 9236535, 11155815, 13634885, 15618141, 19088839, 24542793, 26030235, 27709605, 40904655, 57266517, 78090705, 95444195, 122713965, 171799551, 286332585, 858997755]

約数ペア:

[(1, 858997755), (3, 286332585), (5, 171799551), (7, 122713965), (9, 95444195), (11, 78090705), (15, 57266517), (21, 40904655), (31, 27709605), (33, 26030235), (35, 24542793), (45, 19088839), (55, 15618141), (63, 13634885), (77, 11155815), (93, 9236535), (99, 8676745), (105, 8180931), (121, 7099155), (155, 5541921), (165, 5206047), (217, 3958515), (231, 3718605), (279, 3078845), (315, 2726977), (341, 2519055), (363, 2366385), (385, 2231163), (465, 1847307), (495, 1735349), (605, 1419831), (651, 1319505), (693, 1239535), (727, 1181565), (847, 1014165), (1023, 839685), (1085, 791703), (1089, 788795), (1155, 743721), (1395, 615769), (1705, 503811), (1815, 473277), (1953, 439835), (2181, 393855), (2387, 359865), (2541, 338055), (3069, 279895), (3255, 263901), (3465, 247907), (3635, 236313), (3751, 229005), (4235, 202833), (5089, 168795), (5115, 167937), (5445, 157759), (6543, 131285), (7161, 119955), (7623, 112685), (7997, 107415), (9765, 87967), (10905, 78771), (11253, 76335), (11935, 71973), (12705, 67611), (15267, 56265), (15345, 55979), (18755, 45801), (21483, 39985), (22537, 38115), (23991, 35805), (25445, 33759), (26257, 32715)]