28651975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 39676032

約数和(自身を除く): 11024057

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 2365, 2423, 11825, 12115, 26653, 60575, 104189, 133265, 520945, 666325, 1146079, 2604725, 5730395, 28651975]

約数ペア:

[(1, 28651975), (5, 5730395), (11, 2604725), (25, 1146079), (43, 666325), (55, 520945), (215, 133265), (275, 104189), (473, 60575), (1075, 26653), (2365, 12115), (2423, 11825)]