78004252921

素因数分解:

$7^3\times {\mathrm{53}}^1\times {\mathrm{4290899}}^1$

素因数の和:4290973

約数の個数: 16

約数和(自身を含む): 92683440000

約数和(自身を除く): 14679187079

約数列:

[1, 7, 49, 53, 343, 371, 2597, 18179, 4290899, 30036293, 210254051, 227417647, 1471778357, 1591923529, 11143464703, 78004252921]

約数ペア:

[(1, 78004252921), (7, 11143464703), (49, 1591923529), (53, 1471778357), (343, 227417647), (371, 210254051), (2597, 30036293), (18179, 4290899)]