31893169

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 9578831

約数列:

[1, 7, 11, 49, 77, 79, 107, 343, 539, 553, 749, 869, 1177, 3773, 3871, 5243, 6083, 8239, 8453, 27097, 36701, 42581, 57673, 59171, 92983, 298067, 403711, 414197, 650881, 2899379, 4556167, 31893169]

約数ペア:

[(1, 31893169), (7, 4556167), (11, 2899379), (49, 650881), (77, 414197), (79, 403711), (107, 298067), (343, 92983), (539, 59171), (553, 57673), (749, 42581), (869, 36701), (1177, 27097), (3773, 8453), (3871, 8239), (5243, 6083)]