157025407

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 201558528

約数和(自身を除く): 44533121

約数列:

[1, 7, 11, 61, 77, 101, 331, 427, 671, 707, 1111, 2317, 3641, 4697, 6161, 7777, 20191, 25487, 33431, 43127, 67771, 141337, 222101, 234017, 367741, 474397, 1554707, 2039291, 2574187, 14275037, 22432201, 157025407]

約数ペア:

[(1, 157025407), (7, 22432201), (11, 14275037), (61, 2574187), (77, 2039291), (101, 1554707), (331, 474397), (427, 367741), (671, 234017), (707, 222101), (1111, 141337), (2317, 67771), (3641, 43127), (4697, 33431), (6161, 25487), (7777, 20191)]