28344975

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5323}}^1$

素因数の和:5407

約数の個数: 24

約数和(自身を含む): 47532672

約数和(自身を除く): 19187697

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5323, 5325, 15969, 26615, 79845, 133075, 377933, 399225, 1133799, 1889665, 5668995, 9448325, 28344975]

約数ペア:

[(1, 28344975), (3, 9448325), (5, 5668995), (15, 1889665), (25, 1133799), (71, 399225), (75, 377933), (213, 133075), (355, 79845), (1065, 26615), (1775, 15969), (5323, 5325)]