81616346

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1874

約数の個数: 32

約数和(自身を含む): 144986112

約数和(自身を除く): 63369766

約数列:

[1, 2, 7, 14, 47, 71, 94, 142, 329, 497, 658, 994, 1747, 3337, 3494, 6674, 12229, 23359, 24458, 46718, 82109, 124037, 164218, 248074, 574763, 868259, 1149526, 1736518, 5829739, 11659478, 40808173, 81616346]

約数ペア:

[(1, 81616346), (2, 40808173), (7, 11659478), (14, 5829739), (47, 1736518), (71, 1149526), (94, 868259), (142, 574763), (329, 248074), (497, 164218), (658, 124037), (994, 82109), (1747, 46718), (3337, 24458), (3494, 23359), (6674, 12229)]