128521873

素因数分解:

${\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 133949376

約数和(自身を除く): 5427503

約数列:

[1, 53, 107, 131, 173, 5671, 6943, 9169, 14017, 18511, 22663, 742901, 981083, 1201139, 2424941, 128521873]

約数ペア:

[(1, 128521873), (53, 2424941), (107, 1201139), (131, 981083), (173, 742901), (5671, 22663), (6943, 18511), (9169, 14017)]