138851216

素因数分解:

$2^4\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3187}}^1$

素因数の和:3591

約数の個数: 40

約数和(自身を含む): 308343360

約数和(自身を除く): 169492144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 389, 778, 1556, 2723, 3112, 3187, 5446, 6224, 6374, 10892, 12748, 21784, 22309, 25496, 43568, 44618, 50992, 89236, 178472, 356944, 1239743, 2479486, 4958972, 8678201, 9917944, 17356402, 19835888, 34712804, 69425608, 138851216]

約数ペア:

[(1, 138851216), (2, 69425608), (4, 34712804), (7, 19835888), (8, 17356402), (14, 9917944), (16, 8678201), (28, 4958972), (56, 2479486), (112, 1239743), (389, 356944), (778, 178472), (1556, 89236), (2723, 50992), (3112, 44618), (3187, 43568), (5446, 25496), (6224, 22309), (6374, 21784), (10892, 12748)]