251816568

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{197969}}^1$

素因数の和:198031

約数の個数: 32

約数和(自身を含む): 641422800

約数和(自身を除く): 389606232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 197969, 395938, 593907, 791876, 1187814, 1583752, 2375628, 4751256, 10492357, 20984714, 31477071, 41969428, 62954142, 83938856, 125908284, 251816568]

約数ペア:

[(1, 251816568), (2, 125908284), (3, 83938856), (4, 62954142), (6, 41969428), (8, 31477071), (12, 20984714), (24, 10492357), (53, 4751256), (106, 2375628), (159, 1583752), (212, 1187814), (318, 791876), (424, 593907), (636, 395938), (1272, 197969)]