647490870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{553411}}^1$

素因数の和:553437

約数の個数: 48

約数和(自身を含む): 1812977712

約数和(自身を除く): 1165486842

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 553411, 1106822, 1660233, 2767055, 3320466, 4980699, 5534110, 7194343, 8301165, 9961398, 14388686, 16602330, 21583029, 24903495, 35971715, 43166058, 49806990, 64749087, 71943430, 107915145, 129498174, 215830290, 323745435, 647490870]

約数ペア:

[(1, 647490870), (2, 323745435), (3, 215830290), (5, 129498174), (6, 107915145), (9, 71943430), (10, 64749087), (13, 49806990), (15, 43166058), (18, 35971715), (26, 24903495), (30, 21583029), (39, 16602330), (45, 14388686), (65, 9961398), (78, 8301165), (90, 7194343), (117, 5534110), (130, 4980699), (195, 3320466), (234, 2767055), (390, 1660233), (585, 1106822), (1170, 553411)]