128858192

素因数分解:

$2^4\times {\mathrm{1229}}^1\times {\mathrm{6553}}^1$

素因数の和:7790

約数の個数: 20

約数和(自身を含む): 249904020

約数和(自身を除く): 121045828

約数列:

[1, 2, 4, 8, 16, 1229, 2458, 4916, 6553, 9832, 13106, 19664, 26212, 52424, 104848, 8053637, 16107274, 32214548, 64429096, 128858192]

約数ペア:

[(1, 128858192), (2, 64429096), (4, 32214548), (8, 16107274), (16, 8053637), (1229, 104848), (2458, 52424), (4916, 26212), (6553, 19664), (9832, 13106)]