64736139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{12671}}^1$

素因数の和:12818

約数の個数: 16

約数和(自身を含む): 93671424

約数和(自身を除く): 28935285

約数列:

[1, 3, 13, 39, 131, 393, 1703, 5109, 12671, 38013, 164723, 494169, 1659901, 4979703, 21578713, 64736139]

約数ペア:

[(1, 64736139), (3, 21578713), (13, 4979703), (39, 1659901), (131, 494169), (393, 164723), (1703, 38013), (5109, 12671)]