128866535

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 185044992

約数和(自身を除く): 56178457

約数列:

[1, 5, 7, 31, 35, 73, 155, 217, 365, 511, 1085, 1627, 2263, 2555, 8135, 11315, 11389, 15841, 50437, 56945, 79205, 118771, 252185, 353059, 593855, 831397, 1765295, 3681901, 4156985, 18409505, 25773307, 128866535]

約数ペア:

[(1, 128866535), (5, 25773307), (7, 18409505), (31, 4156985), (35, 3681901), (73, 1765295), (155, 831397), (217, 593855), (365, 353059), (511, 252185), (1085, 118771), (1627, 79205), (2263, 56945), (2555, 50437), (8135, 15841), (11315, 11389)]