201478251

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1\times {\mathrm{1511}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 292190976

約数和(自身を除く): 90712725

約数列:

[1, 3, 13, 39, 169, 263, 507, 789, 1511, 3419, 4533, 10257, 19643, 44447, 58929, 133341, 255359, 397393, 766077, 1192179, 5166109, 15498327, 67159417, 201478251]

約数ペア:

[(1, 201478251), (3, 67159417), (13, 15498327), (39, 5166109), (169, 1192179), (263, 766077), (507, 397393), (789, 255359), (1511, 133341), (3419, 58929), (4533, 44447), (10257, 19643)]