11984975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 15683520

約数和(自身を除く): 3698545

約数列:

[1, 5, 25, 29, 61, 145, 271, 305, 725, 1355, 1525, 1769, 6775, 7859, 8845, 16531, 39295, 44225, 82655, 196475, 413275, 479399, 2396995, 11984975]

約数ペア:

[(1, 11984975), (5, 2396995), (25, 479399), (29, 413275), (61, 196475), (145, 82655), (271, 44225), (305, 39295), (725, 16531), (1355, 8845), (1525, 7859), (1769, 6775)]