38815842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 87284736

約数和(自身を除く): 48468894

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 71, 78, 86, 129, 142, 163, 213, 258, 326, 426, 489, 559, 923, 978, 1118, 1677, 1846, 2119, 2769, 3053, 3354, 4238, 5538, 6106, 6357, 7009, 9159, 11573, 12714, 14018, 18318, 21027, 23146, 34719, 39689, 42054, 69438, 79378, 91117, 119067, 150449, 182234, 238134, 273351, 300898, 451347, 497639, 546702, 902694, 995278, 1492917, 2985834, 6469307, 12938614, 19407921, 38815842]

約数ペア:

[(1, 38815842), (2, 19407921), (3, 12938614), (6, 6469307), (13, 2985834), (26, 1492917), (39, 995278), (43, 902694), (71, 546702), (78, 497639), (86, 451347), (129, 300898), (142, 273351), (163, 238134), (213, 182234), (258, 150449), (326, 119067), (426, 91117), (489, 79378), (559, 69438), (923, 42054), (978, 39689), (1118, 34719), (1677, 23146), (1846, 21027), (2119, 18318), (2769, 14018), (3053, 12714), (3354, 11573), (4238, 9159), (5538, 7009), (6106, 6357)]