156510809

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 204610560

約数和(自身を除く): 48099751

約数列:

[1, 7, 13, 19, 91, 131, 133, 247, 691, 917, 1703, 1729, 2489, 4837, 8983, 11921, 13129, 17423, 32357, 62881, 90521, 91903, 170677, 226499, 633647, 1176773, 1194739, 1719899, 8237411, 12039293, 22358687, 156510809]

約数ペア:

[(1, 156510809), (7, 22358687), (13, 12039293), (19, 8237411), (91, 1719899), (131, 1194739), (133, 1176773), (247, 633647), (691, 226499), (917, 170677), (1703, 91903), (1729, 90521), (2489, 62881), (4837, 32357), (8983, 17423), (11921, 13129)]