123621735

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 200874240

約数和(自身を除く): 77252505

約数列:

[1, 3, 5, 15, 139, 211, 281, 417, 633, 695, 843, 1055, 1405, 2085, 3165, 4215, 29329, 39059, 59291, 87987, 117177, 146645, 177873, 195295, 296455, 439935, 585885, 889365, 8241449, 24724347, 41207245, 123621735]

約数ペア:

[(1, 123621735), (3, 41207245), (5, 24724347), (15, 8241449), (139, 889365), (211, 585885), (281, 439935), (417, 296455), (633, 195295), (695, 177873), (843, 146645), (1055, 117177), (1405, 87987), (2085, 59291), (3165, 39059), (4215, 29329)]