1881567016

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{425309}}^1$

素因数の和:425401

約数の個数: 32

約数和(自身を含む): 4082976000

約数和(自身を除く): 2201408984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 425309, 850618, 1701236, 2977163, 3402472, 5954326, 11908652, 23817304, 33599411, 67198822, 134397644, 235195877, 268795288, 470391754, 940783508, 1881567016]

約数ペア:

[(1, 1881567016), (2, 940783508), (4, 470391754), (7, 268795288), (8, 235195877), (14, 134397644), (28, 67198822), (56, 33599411), (79, 23817304), (158, 11908652), (316, 5954326), (553, 3402472), (632, 2977163), (1106, 1701236), (2212, 850618), (4424, 425309)]