89814321

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1879}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 133735680

約数和(自身を除く): 43921359

約数列:

[1, 3, 9, 47, 113, 141, 339, 423, 1017, 1879, 5311, 5637, 15933, 16911, 47799, 88313, 212327, 264939, 636981, 794817, 1910943, 9979369, 29938107, 89814321]

約数ペア:

[(1, 89814321), (3, 29938107), (9, 9979369), (47, 1910943), (113, 794817), (141, 636981), (339, 264939), (423, 212327), (1017, 88313), (1879, 47799), (5311, 16911), (5637, 15933)]