207299939

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 271047168

約数和(自身を除く): 63747229

約数列:

[1, 7, 11, 47, 49, 77, 167, 329, 343, 517, 539, 1169, 1837, 2303, 2401, 3619, 3773, 7849, 8183, 12859, 16121, 25333, 26411, 54943, 57281, 86339, 90013, 112847, 177331, 384601, 400967, 604373, 630091, 1241317, 2692207, 4230611, 4410637, 18845449, 29614277, 207299939]

約数ペア:

[(1, 207299939), (7, 29614277), (11, 18845449), (47, 4410637), (49, 4230611), (77, 2692207), (167, 1241317), (329, 630091), (343, 604373), (517, 400967), (539, 384601), (1169, 177331), (1837, 112847), (2303, 90013), (2401, 86339), (3619, 57281), (3773, 54943), (7849, 26411), (8183, 25333), (12859, 16121)]