15697203215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{109859}}^1$

素因数の和:109963

約数の個数: 24

約数和(自身を含む): 20443188240

約数和(自身を除く): 4745985025

約数列:

[1, 5, 17, 41, 85, 205, 697, 1681, 3485, 8405, 28577, 109859, 142885, 549295, 1867603, 4504219, 9338015, 22521095, 76571723, 184672979, 382858615, 923364895, 3139440643, 15697203215]

約数ペア:

[(1, 15697203215), (5, 3139440643), (17, 923364895), (41, 382858615), (85, 184672979), (205, 76571723), (697, 22521095), (1681, 9338015), (3485, 4504219), (8405, 1867603), (28577, 549295), (109859, 142885)]