91100044

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 186278400

約数和(自身を除く): 95178356

約数列:

[1, 2, 4, 7, 14, 28, 89, 139, 178, 263, 278, 356, 526, 556, 623, 973, 1052, 1246, 1841, 1946, 2492, 3682, 3892, 7364, 12371, 23407, 24742, 36557, 46814, 49484, 73114, 86597, 93628, 146228, 163849, 173194, 255899, 327698, 346388, 511798, 655396, 1023596, 3253573, 6507146, 13014292, 22775011, 45550022, 91100044]

約数ペア:

[(1, 91100044), (2, 45550022), (4, 22775011), (7, 13014292), (14, 6507146), (28, 3253573), (89, 1023596), (139, 655396), (178, 511798), (263, 346388), (278, 327698), (356, 255899), (526, 173194), (556, 163849), (623, 146228), (973, 93628), (1052, 86597), (1246, 73114), (1841, 49484), (1946, 46814), (2492, 36557), (3682, 24742), (3892, 23407), (7364, 12371)]