131424188

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 270950400

約数和(自身を除く): 139526212

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 239, 287, 478, 479, 574, 956, 958, 1148, 1673, 1916, 3346, 3353, 6692, 6706, 9799, 13412, 19598, 19639, 39196, 39278, 68593, 78556, 114481, 137186, 137473, 228962, 274372, 274946, 457924, 549892, 801367, 1602734, 3205468, 4693721, 9387442, 18774884, 32856047, 65712094, 131424188]

約数ペア:

[(1, 131424188), (2, 65712094), (4, 32856047), (7, 18774884), (14, 9387442), (28, 4693721), (41, 3205468), (82, 1602734), (164, 801367), (239, 549892), (287, 457924), (478, 274946), (479, 274372), (574, 228962), (956, 137473), (958, 137186), (1148, 114481), (1673, 78556), (1916, 68593), (3346, 39278), (3353, 39196), (6692, 19639), (6706, 19598), (9799, 13412)]