31521112

素因数分解:

$2^3\times 7^2\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 69275520

約数和(自身を除く): 37754408

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 191, 196, 382, 392, 421, 764, 842, 1337, 1528, 1684, 2674, 2947, 3368, 5348, 5894, 9359, 10696, 11788, 18718, 20629, 23576, 37436, 41258, 74872, 80411, 82516, 160822, 165032, 321644, 562877, 643288, 1125754, 2251508, 3940139, 4503016, 7880278, 15760556, 31521112]

約数ペア:

[(1, 31521112), (2, 15760556), (4, 7880278), (7, 4503016), (8, 3940139), (14, 2251508), (28, 1125754), (49, 643288), (56, 562877), (98, 321644), (191, 165032), (196, 160822), (382, 82516), (392, 80411), (421, 74872), (764, 41258), (842, 37436), (1337, 23576), (1528, 20629), (1684, 18718), (2674, 11788), (2947, 10696), (3368, 9359), (5348, 5894)]