12912590885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1\times {\mathrm{2161}}^1$

素因数の和:2645

約数の個数: 32

約数和(自身を含む): 16318568448

約数和(自身を除く): 3405977563

約数列:

[1, 5, 23, 115, 223, 233, 1115, 1165, 2161, 5129, 5359, 10805, 25645, 26795, 49703, 51959, 248515, 259795, 481903, 503513, 1195057, 2409515, 2517565, 5975285, 11083769, 11580799, 55418845, 57903995, 112283399, 561416995, 2582518177, 12912590885]

約数ペア:

[(1, 12912590885), (5, 2582518177), (23, 561416995), (115, 112283399), (223, 57903995), (233, 55418845), (1115, 11580799), (1165, 11083769), (2161, 5975285), (5129, 2517565), (5359, 2409515), (10805, 1195057), (25645, 503513), (26795, 481903), (49703, 259795), (51959, 248515)]