1216665

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1453

約数の個数: 24

約数和(自身を含む): 2221440

約数和(自身を除く): 1004775

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1423, 4269, 7115, 12807, 21345, 27037, 64035, 81111, 135185, 243333, 405555, 1216665]

約数ペア:

[(1, 1216665), (3, 405555), (5, 243333), (9, 135185), (15, 81111), (19, 64035), (45, 27037), (57, 21345), (95, 12807), (171, 7115), (285, 4269), (855, 1423)]