197726517548

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{457}}^1\times {\mathrm{15881}}^1$

素因数の和:16495

約数の個数: 72

約数和(自身を含む): 406323182160

約数和(自身を除く): 208596664612

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 457, 556, 914, 973, 1828, 1946, 3199, 3892, 6398, 6811, 12796, 13622, 15881, 22393, 27244, 31762, 44786, 63523, 63524, 89572, 111167, 127046, 222334, 254092, 444661, 444668, 778169, 889322, 1556338, 1778644, 2207459, 3112627, 3112676, 4414918, 6225254, 7257617, 8829836, 12450508, 14515234, 15452213, 29030468, 30904426, 50803319, 61808852, 101606638, 108165491, 203213276, 216330982, 355623233, 432661964, 711246466, 1008808763, 1422492932, 2017617526, 4035235052, 7061661341, 14123322682, 28246645364, 49431629387, 98863258774, 197726517548]

約数ペア:

[(1, 197726517548), (2, 98863258774), (4, 49431629387), (7, 28246645364), (14, 14123322682), (28, 7061661341), (49, 4035235052), (98, 2017617526), (139, 1422492932), (196, 1008808763), (278, 711246466), (457, 432661964), (556, 355623233), (914, 216330982), (973, 203213276), (1828, 108165491), (1946, 101606638), (3199, 61808852), (3892, 50803319), (6398, 30904426), (6811, 29030468), (12796, 15452213), (13622, 14515234), (15881, 12450508), (22393, 8829836), (27244, 7257617), (31762, 6225254), (44786, 4414918), (63523, 3112676), (63524, 3112627), (89572, 2207459), (111167, 1778644), (127046, 1556338), (222334, 889322), (254092, 778169), (444661, 444668)]