8270955

素因数分解:

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

素因数の和:78

約数の個数: 108

約数和(自身を含む): 18922176

約数和(自身を除く): 10651221

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 31, 33, 35, 45, 49, 55, 63, 77, 93, 99, 105, 121, 147, 155, 165, 217, 231, 245, 279, 315, 341, 363, 385, 441, 465, 495, 539, 605, 651, 693, 735, 847, 1023, 1085, 1089, 1155, 1395, 1519, 1617, 1705, 1815, 1953, 2205, 2387, 2541, 2695, 3069, 3255, 3465, 3751, 4235, 4557, 4851, 5115, 5445, 5929, 7161, 7595, 7623, 8085, 9765, 11253, 11935, 12705, 13671, 15345, 16709, 17787, 18755, 21483, 22785, 24255, 26257, 29645, 33759, 35805, 38115, 50127, 53361, 56265, 68355, 78771, 83545, 88935, 107415, 131285, 150381, 168795, 183799, 236313, 250635, 266805, 393855, 551397, 751905, 918995, 1181565, 1654191, 2756985, 8270955]

約数ペア:

[(1, 8270955), (3, 2756985), (5, 1654191), (7, 1181565), (9, 918995), (11, 751905), (15, 551397), (21, 393855), (31, 266805), (33, 250635), (35, 236313), (45, 183799), (49, 168795), (55, 150381), (63, 131285), (77, 107415), (93, 88935), (99, 83545), (105, 78771), (121, 68355), (147, 56265), (155, 53361), (165, 50127), (217, 38115), (231, 35805), (245, 33759), (279, 29645), (315, 26257), (341, 24255), (363, 22785), (385, 21483), (441, 18755), (465, 17787), (495, 16709), (539, 15345), (605, 13671), (651, 12705), (693, 11935), (735, 11253), (847, 9765), (1023, 8085), (1085, 7623), (1089, 7595), (1155, 7161), (1395, 5929), (1519, 5445), (1617, 5115), (1705, 4851), (1815, 4557), (1953, 4235), (2205, 3751), (2387, 3465), (2541, 3255), (2695, 3069)]