389990642

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{216421}}^1$

素因数の和:216493

約数の個数: 16

約数和(自身を含む): 631086552

約数和(自身を除く): 241095910

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 216421, 432842, 3679157, 7358314, 11470313, 22940626, 194995321, 389990642]

約数ペア:

[(1, 389990642), (2, 194995321), (17, 22940626), (34, 11470313), (53, 7358314), (106, 3679157), (901, 432842), (1802, 216421)]