251912466

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{6857}}^1$

素因数の和:7035

約数の個数: 48

約数和(自身を含む): 591625944

約数和(自身を除く): 339713478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 471, 942, 1413, 2041, 2826, 4082, 6123, 6857, 12246, 13714, 18369, 20571, 36738, 41142, 61713, 89141, 123426, 178282, 267423, 534846, 802269, 1076549, 1604538, 2153098, 3229647, 6459294, 9688941, 13995137, 19377882, 27990274, 41985411, 83970822, 125956233, 251912466]

約数ペア:

[(1, 251912466), (2, 125956233), (3, 83970822), (6, 41985411), (9, 27990274), (13, 19377882), (18, 13995137), (26, 9688941), (39, 6459294), (78, 3229647), (117, 2153098), (157, 1604538), (234, 1076549), (314, 802269), (471, 534846), (942, 267423), (1413, 178282), (2041, 123426), (2826, 89141), (4082, 61713), (6123, 41142), (6857, 36738), (12246, 20571), (13714, 18369)]