81303612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521177}}^1$

素因数の和:521197

約数の個数: 24

約数和(自身を含む): 204301776

約数和(自身を除く): 122998164

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 521177, 1042354, 1563531, 2084708, 3127062, 6254124, 6775301, 13550602, 20325903, 27101204, 40651806, 81303612]

約数ペア:

[(1, 81303612), (2, 40651806), (3, 27101204), (4, 20325903), (6, 13550602), (12, 6775301), (13, 6254124), (26, 3127062), (39, 2084708), (52, 1563531), (78, 1042354), (156, 521177)]