40125169

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 50688000

約数和(自身を除く): 10562831

約数列:

[1, 7, 19, 47, 49, 131, 133, 329, 343, 893, 917, 931, 2303, 2489, 6157, 6251, 6419, 6517, 16121, 17423, 43099, 43757, 44933, 116983, 121961, 301693, 306299, 818881, 853727, 2111851, 5732167, 40125169]

約数ペア:

[(1, 40125169), (7, 5732167), (19, 2111851), (47, 853727), (49, 818881), (131, 306299), (133, 301693), (329, 121961), (343, 116983), (893, 44933), (917, 43757), (931, 43099), (2303, 17423), (2489, 16121), (6157, 6517), (6251, 6419)]