87657848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4637}}^1$

素因数の和:4799

約数の個数: 32

約数和(自身を含む): 175316400

約数和(自身を除く): 87658552

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4637, 4726, 9274, 9452, 18548, 18904, 37096, 78829, 157658, 315316, 630632, 644543, 1289086, 2578172, 5156344, 10957231, 21914462, 43828924, 87657848]

約数ペア:

[(1, 87657848), (2, 43828924), (4, 21914462), (8, 10957231), (17, 5156344), (34, 2578172), (68, 1289086), (136, 644543), (139, 630632), (278, 315316), (556, 157658), (1112, 78829), (2363, 37096), (4637, 18904), (4726, 18548), (9274, 9452)]