664834554

素因数分解:

$2^1\times 3^4\times {\mathrm{521}}^1\times {\mathrm{7877}}^1$

素因数の和:8412

約数の個数: 40

約数和(自身を含む): 1492770708

約数和(自身を除く): 827936154

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 521, 1042, 1563, 3126, 4689, 7877, 9378, 14067, 15754, 23631, 28134, 42201, 47262, 70893, 84402, 141786, 212679, 425358, 638037, 1276074, 4103917, 8207834, 12311751, 24623502, 36935253, 73870506, 110805759, 221611518, 332417277, 664834554]

約数ペア:

[(1, 664834554), (2, 332417277), (3, 221611518), (6, 110805759), (9, 73870506), (18, 36935253), (27, 24623502), (54, 12311751), (81, 8207834), (162, 4103917), (521, 1276074), (1042, 638037), (1563, 425358), (3126, 212679), (4689, 141786), (7877, 84402), (9378, 70893), (14067, 47262), (15754, 42201), (23631, 28134)]