31387013574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1\times {\mathrm{19861}}^1$

素因数の和:20261

約数の個数: 64

約数和(自身を含む): 72487084032

約数和(自身を除く): 41100070458

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 197, 382, 394, 573, 591, 1146, 1182, 1337, 1379, 2674, 2758, 4011, 4137, 8022, 8274, 19861, 37627, 39722, 59583, 75254, 112881, 119166, 139027, 225762, 263389, 278054, 417081, 526778, 790167, 834162, 1580334, 3793451, 3912617, 7586902, 7825234, 11380353, 11737851, 22760706, 23475702, 26554157, 27388319, 53108314, 54776638, 79662471, 82164957, 159324942, 164329914, 747309847, 1494619694, 2241929541, 4483859082, 5231168929, 10462337858, 15693506787, 31387013574]

約数ペア:

[(1, 31387013574), (2, 15693506787), (3, 10462337858), (6, 5231168929), (7, 4483859082), (14, 2241929541), (21, 1494619694), (42, 747309847), (191, 164329914), (197, 159324942), (382, 82164957), (394, 79662471), (573, 54776638), (591, 53108314), (1146, 27388319), (1182, 26554157), (1337, 23475702), (1379, 22760706), (2674, 11737851), (2758, 11380353), (4011, 7825234), (4137, 7586902), (8022, 3912617), (8274, 3793451), (19861, 1580334), (37627, 834162), (39722, 790167), (59583, 526778), (75254, 417081), (112881, 278054), (119166, 263389), (139027, 225762)]