388486566

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1660199}}^1$

素因数の和:1660220

約数の個数: 24

約数和(自身を含む): 906469200

約数和(自身を除く): 517982634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1660199, 3320398, 4980597, 9961194, 14941791, 21582587, 29883582, 43165174, 64747761, 129495522, 194243283, 388486566]

約数ペア:

[(1, 388486566), (2, 194243283), (3, 129495522), (6, 64747761), (9, 43165174), (13, 29883582), (18, 21582587), (26, 14941791), (39, 9961194), (78, 4980597), (117, 3320398), (234, 1660199)]