81342994

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 133436160

約数和(自身を除く): 52093166

約数列:

[1, 2, 17, 34, 47, 94, 109, 218, 467, 799, 934, 1598, 1853, 3706, 5123, 7939, 10246, 15878, 21949, 43898, 50903, 87091, 101806, 174182, 373133, 746266, 865351, 1730702, 2392441, 4784882, 40671497, 81342994]

約数ペア:

[(1, 81342994), (2, 40671497), (17, 4784882), (34, 2392441), (47, 1730702), (94, 865351), (109, 746266), (218, 373133), (467, 174182), (799, 101806), (934, 87091), (1598, 50903), (1853, 43898), (3706, 21949), (5123, 15878), (7939, 10246)]