28565885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2791}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 36184320

約数和(自身を除く): 7618435

約数列:

[1, 5, 23, 89, 115, 445, 2047, 2791, 10235, 13955, 64193, 248399, 320965, 1241995, 5713177, 28565885]

約数ペア:

[(1, 28565885), (5, 5713177), (23, 1241995), (89, 320965), (115, 248399), (445, 64193), (2047, 13955), (2791, 10235)]