27840075

素因数分解:

$3^1\times 5^2\times {\mathrm{281}}^1\times {\mathrm{1321}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 46227696

約数和(自身を除く): 18387621

約数列:

[1, 3, 5, 15, 25, 75, 281, 843, 1321, 1405, 3963, 4215, 6605, 7025, 19815, 21075, 33025, 99075, 371201, 1113603, 1856005, 5568015, 9280025, 27840075]

約数ペア:

[(1, 27840075), (3, 9280025), (5, 5568015), (15, 1856005), (25, 1113603), (75, 371201), (281, 99075), (843, 33025), (1321, 21075), (1405, 19815), (3963, 7025), (4215, 6605)]