17728975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2803}}^1$

素因数の和:2847

約数の個数: 24

約数和(自身を含む): 25034112

約数和(自身を除く): 7305137

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 2803, 6325, 14015, 30833, 64469, 70075, 154165, 322345, 709159, 770825, 1611725, 3545795, 17728975]

約数ペア:

[(1, 17728975), (5, 3545795), (11, 1611725), (23, 770825), (25, 709159), (55, 322345), (115, 154165), (253, 70075), (275, 64469), (575, 30833), (1265, 14015), (2803, 6325)]