12997894

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4201}}^1$

素因数の和:4240

約数の個数: 32

約数和(自身を含む): 25413696

約数和(自身を除く): 12415802

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 4201, 8402, 29407, 54613, 58814, 71417, 109226, 142834, 382291, 499919, 764582, 928421, 999838, 1856842, 6498947, 12997894]

約数ペア:

[(1, 12997894), (2, 6498947), (7, 1856842), (13, 999838), (14, 928421), (17, 764582), (26, 499919), (34, 382291), (91, 142834), (119, 109226), (182, 71417), (221, 58814), (238, 54613), (442, 29407), (1547, 8402), (3094, 4201)]