16787375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 23699520

約数和(自身を除く): 6912145

約数列:

[1, 5, 11, 25, 29, 55, 125, 145, 275, 319, 421, 725, 1375, 1595, 2105, 3625, 4631, 7975, 10525, 12209, 23155, 39875, 52625, 61045, 115775, 134299, 305225, 578875, 671495, 1526125, 3357475, 16787375]

約数ペア:

[(1, 16787375), (5, 3357475), (11, 1526125), (25, 671495), (29, 578875), (55, 305225), (125, 134299), (145, 115775), (275, 61045), (319, 52625), (421, 39875), (725, 23155), (1375, 12209), (1595, 10525), (2105, 7975), (3625, 4631)]