7850705266

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 12631338720

約数和(自身を除く): 4780633454

約数列:

[1, 2, 19, 38, 137, 139, 274, 278, 361, 571, 722, 1142, 2603, 2641, 5206, 5282, 10849, 19043, 21698, 38086, 49457, 50179, 78227, 79369, 98914, 100358, 156454, 158738, 206131, 361817, 412262, 723634, 1486313, 1508011, 2972626, 3016022, 6874523, 10873553, 13749046, 21747106, 28239947, 28652209, 56479894, 57304418, 206597507, 413195014, 3925352633, 7850705266]

約数ペア:

[(1, 7850705266), (2, 3925352633), (19, 413195014), (38, 206597507), (137, 57304418), (139, 56479894), (274, 28652209), (278, 28239947), (361, 21747106), (571, 13749046), (722, 10873553), (1142, 6874523), (2603, 3016022), (2641, 2972626), (5206, 1508011), (5282, 1486313), (10849, 723634), (19043, 412262), (21698, 361817), (38086, 206131), (49457, 158738), (50179, 156454), (78227, 100358), (79369, 98914)]