655121745

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1\times {\mathrm{811}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 1178049600

約数和(自身を除く): 522927855

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 619, 811, 1305, 1857, 2433, 3095, 4055, 5571, 7299, 9285, 12165, 17951, 23519, 27855, 36495, 53853, 70557, 89755, 117595, 161559, 211671, 269265, 352785, 502009, 807795, 1058355, 1506027, 2510045, 4518081, 7530135, 14558261, 22590405, 43674783, 72791305, 131024349, 218373915, 655121745]

約数ペア:

[(1, 655121745), (3, 218373915), (5, 131024349), (9, 72791305), (15, 43674783), (29, 22590405), (45, 14558261), (87, 7530135), (145, 4518081), (261, 2510045), (435, 1506027), (619, 1058355), (811, 807795), (1305, 502009), (1857, 352785), (2433, 269265), (3095, 211671), (4055, 161559), (5571, 117595), (7299, 89755), (9285, 70557), (12165, 53853), (17951, 36495), (23519, 27855)]