668826463376

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{3973919}}^1$

素因数の和:3974151

約数の個数: 40

約数和(自身を含む): 1323569690880

約数和(自身を除く): 654743227504

約数列:

[1, 2, 4, 8, 16, 67, 134, 157, 268, 314, 536, 628, 1072, 1256, 2512, 10519, 21038, 42076, 84152, 168304, 3973919, 7947838, 15895676, 31791352, 63582704, 266252573, 532505146, 623905283, 1065010292, 1247810566, 2130020584, 2495621132, 4260041168, 4991242264, 9982484528, 41801653961, 83603307922, 167206615844, 334413231688, 668826463376]

約数ペア:

[(1, 668826463376), (2, 334413231688), (4, 167206615844), (8, 83603307922), (16, 41801653961), (67, 9982484528), (134, 4991242264), (157, 4260041168), (268, 2495621132), (314, 2130020584), (536, 1247810566), (628, 1065010292), (1072, 623905283), (1256, 532505146), (2512, 266252573), (10519, 63582704), (21038, 31791352), (42076, 15895676), (84152, 7947838), (168304, 3973919)]