421568408

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{205043}}^1$

素因数の和:205306

約数の個数: 16

約数和(自身を含む): 793520280

約数和(自身を除く): 371951872

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 205043, 410086, 820172, 1640344, 52696051, 105392102, 210784204, 421568408]

約数ペア:

[(1, 421568408), (2, 210784204), (4, 105392102), (8, 52696051), (257, 1640344), (514, 820172), (1028, 410086), (2056, 205043)]