389767228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{22303}}^1$

素因数の和:22581

約数の個数: 24

約数和(自身を含む): 725058432

約数和(自身を除く): 335291204

約数列:

[1, 2, 4, 17, 34, 68, 257, 514, 1028, 4369, 8738, 17476, 22303, 44606, 89212, 379151, 758302, 1516604, 5731871, 11463742, 22927484, 97441807, 194883614, 389767228]

約数ペア:

[(1, 389767228), (2, 194883614), (4, 97441807), (17, 22927484), (34, 11463742), (68, 5731871), (257, 1516604), (514, 758302), (1028, 379151), (4369, 89212), (8738, 44606), (17476, 22303)]