26561415

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 43646976

約数和(自身を除く): 17085561

約数列:

[1, 3, 5, 15, 73, 127, 191, 219, 365, 381, 573, 635, 955, 1095, 1905, 2865, 9271, 13943, 24257, 27813, 41829, 46355, 69715, 72771, 121285, 139065, 209145, 363855, 1770761, 5312283, 8853805, 26561415]

約数ペア:

[(1, 26561415), (3, 8853805), (5, 5312283), (15, 1770761), (73, 363855), (127, 209145), (191, 139065), (219, 121285), (365, 72771), (381, 69715), (573, 46355), (635, 41829), (955, 27813), (1095, 24257), (1905, 13943), (2865, 9271)]