397743156

素因数分解:

$2^2\times 3^3\times {\mathrm{181}}^1\times {\mathrm{20347}}^1$

素因数の和:20541

約数の個数: 48

約数和(自身を含む): 1036934080

約数和(自身を除く): 639190924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 181, 362, 543, 724, 1086, 1629, 2172, 3258, 4887, 6516, 9774, 19548, 20347, 40694, 61041, 81388, 122082, 183123, 244164, 366246, 549369, 732492, 1098738, 2197476, 3682807, 7365614, 11048421, 14731228, 22096842, 33145263, 44193684, 66290526, 99435789, 132581052, 198871578, 397743156]

約数ペア:

[(1, 397743156), (2, 198871578), (3, 132581052), (4, 99435789), (6, 66290526), (9, 44193684), (12, 33145263), (18, 22096842), (27, 14731228), (36, 11048421), (54, 7365614), (108, 3682807), (181, 2197476), (362, 1098738), (543, 732492), (724, 549369), (1086, 366246), (1629, 244164), (2172, 183123), (3258, 122082), (4887, 81388), (6516, 61041), (9774, 40694), (19548, 20347)]