27720690179

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1\times {\mathrm{827}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 35180653536

約数和(自身を除く): 7459963357

約数列:

[1, 7, 13, 49, 91, 101, 521, 637, 707, 827, 1313, 3647, 4949, 5789, 6773, 9191, 10751, 25529, 40523, 47411, 52621, 64337, 75257, 83527, 331877, 368347, 430867, 526799, 584689, 684073, 1085851, 2578429, 3016069, 4092823, 4788511, 5601271, 7600957, 21112483, 33519577, 39208897, 43517567, 53206699, 274462279, 304622969, 565728371, 2132360783, 3960098597, 27720690179]

約数ペア:

[(1, 27720690179), (7, 3960098597), (13, 2132360783), (49, 565728371), (91, 304622969), (101, 274462279), (521, 53206699), (637, 43517567), (707, 39208897), (827, 33519577), (1313, 21112483), (3647, 7600957), (4949, 5601271), (5789, 4788511), (6773, 4092823), (9191, 3016069), (10751, 2578429), (25529, 1085851), (40523, 684073), (47411, 584689), (52621, 526799), (64337, 430867), (75257, 368347), (83527, 331877)]