40879545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 81346560

約数和(自身を除く): 40467015

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 57, 93, 95, 105, 133, 155, 217, 285, 399, 465, 589, 651, 661, 665, 1085, 1767, 1983, 1995, 2945, 3255, 3305, 4123, 4627, 8835, 9915, 12369, 12559, 13881, 20491, 20615, 23135, 37677, 61473, 61845, 62795, 69405, 87913, 102455, 143437, 188385, 263739, 307365, 389329, 430311, 439565, 717185, 1167987, 1318695, 1946645, 2151555, 2725303, 5839935, 8175909, 13626515, 40879545]

約数ペア:

[(1, 40879545), (3, 13626515), (5, 8175909), (7, 5839935), (15, 2725303), (19, 2151555), (21, 1946645), (31, 1318695), (35, 1167987), (57, 717185), (93, 439565), (95, 430311), (105, 389329), (133, 307365), (155, 263739), (217, 188385), (285, 143437), (399, 102455), (465, 87913), (589, 69405), (651, 62795), (661, 61845), (665, 61473), (1085, 37677), (1767, 23135), (1983, 20615), (1995, 20491), (2945, 13881), (3255, 12559), (3305, 12369), (4123, 9915), (4627, 8835)]