393669837

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{128273}}^1$

素因数の和:128321

約数の個数: 24

約数和(自身を含む): 640343808

約数和(自身を除く): 246673971

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 128273, 384819, 1154457, 1411003, 3976463, 4233009, 11929389, 12699027, 35788167, 43741093, 131223279, 393669837]

約数ペア:

[(1, 393669837), (3, 131223279), (9, 43741093), (11, 35788167), (31, 12699027), (33, 11929389), (93, 4233009), (99, 3976463), (279, 1411003), (341, 1154457), (1023, 384819), (3069, 128273)]