402129

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 716352

約数和(自身を除く): 314223

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 491, 819, 1473, 3437, 4419, 6383, 10311, 19149, 30933, 44681, 57447, 134043, 402129]

約数ペア:

[(1, 402129), (3, 134043), (7, 57447), (9, 44681), (13, 30933), (21, 19149), (39, 10311), (63, 6383), (91, 4419), (117, 3437), (273, 1473), (491, 819)]