1245883977

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{2687}}^1$

素因数の和:4030

約数の個数: 32

約数和(自身を含む): 1989980160

約数和(自身を除く): 744096183

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1321, 2687, 3963, 8061, 11889, 17173, 24183, 34931, 35667, 51519, 72549, 104793, 154557, 314379, 463671, 943137, 3549527, 10648581, 31945743, 46143851, 95837229, 138431553, 415294659, 1245883977]

約数ペア:

[(1, 1245883977), (3, 415294659), (9, 138431553), (13, 95837229), (27, 46143851), (39, 31945743), (117, 10648581), (351, 3549527), (1321, 943137), (2687, 463671), (3963, 314379), (8061, 154557), (11889, 104793), (17173, 72549), (24183, 51519), (34931, 35667)]