256744803

素因数分解:

$3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{18059}}^1$

素因数の和:18746

約数の個数: 16

約数和(自身を含む): 391829760

約数和(自身を除く): 135084957

約数列:

[1, 3, 7, 21, 677, 2031, 4739, 14217, 18059, 54177, 126413, 379239, 12225943, 36677829, 85581601, 256744803]

約数ペア:

[(1, 256744803), (3, 85581601), (7, 36677829), (21, 12225943), (677, 379239), (2031, 126413), (4739, 54177), (14217, 18059)]