256893432

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{26693}}^1$

素因数の和:27103

約数の個数: 32

約数和(自身を含む): 643859280

約数和(自身を除く): 386965848

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2406, 3208, 4812, 9624, 26693, 53386, 80079, 106772, 160158, 213544, 320316, 640632, 10703893, 21407786, 32111679, 42815572, 64223358, 85631144, 128446716, 256893432]

約数ペア:

[(1, 256893432), (2, 128446716), (3, 85631144), (4, 64223358), (6, 42815572), (8, 32111679), (12, 21407786), (24, 10703893), (401, 640632), (802, 320316), (1203, 213544), (1604, 160158), (2406, 106772), (3208, 80079), (4812, 53386), (9624, 26693)]