20172918675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173867}}^1$

素因数の和:173917

約数の個数: 96

約数和(自身を含む): 43464218112

約数和(自身を除く): 23291299437

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 25, 35, 39, 51, 65, 75, 85, 91, 105, 119, 175, 195, 221, 255, 273, 325, 357, 425, 455, 525, 595, 663, 975, 1105, 1275, 1365, 1547, 1785, 2275, 2975, 3315, 4641, 5525, 6825, 7735, 8925, 16575, 23205, 38675, 116025, 173867, 521601, 869335, 1217069, 2260271, 2608005, 2955739, 3651207, 4346675, 6085345, 6780813, 8867217, 11301355, 13040025, 14778695, 15821897, 18256035, 20690173, 30426725, 33904065, 38424607, 44336085, 47465691, 56506775, 62070519, 73893475, 79109485, 91280175, 103450865, 115273821, 169520325, 192123035, 221680425, 237328455, 268972249, 310352595, 395547425, 517254325, 576369105, 806916747, 960615175, 1186642275, 1344861245, 1551762975, 2881845525, 4034583735, 6724306225, 20172918675]

約数ペア:

[(1, 20172918675), (3, 6724306225), (5, 4034583735), (7, 2881845525), (13, 1551762975), (15, 1344861245), (17, 1186642275), (21, 960615175), (25, 806916747), (35, 576369105), (39, 517254325), (51, 395547425), (65, 310352595), (75, 268972249), (85, 237328455), (91, 221680425), (105, 192123035), (119, 169520325), (175, 115273821), (195, 103450865), (221, 91280175), (255, 79109485), (273, 73893475), (325, 62070519), (357, 56506775), (425, 47465691), (455, 44336085), (525, 38424607), (595, 33904065), (663, 30426725), (975, 20690173), (1105, 18256035), (1275, 15821897), (1365, 14778695), (1547, 13040025), (1785, 11301355), (2275, 8867217), (2975, 6780813), (3315, 6085345), (4641, 4346675), (5525, 3651207), (6825, 2955739), (7735, 2608005), (8925, 2260271), (16575, 1217069), (23205, 869335), (38675, 521601), (116025, 173867)]