7945465

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 10954944

約数和(自身を除く): 3009479

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 571, 605, 1265, 2783, 2855, 6281, 13133, 13915, 31405, 65665, 69091, 144463, 345455, 722315, 1589093, 7945465]

約数ペア:

[(1, 7945465), (5, 1589093), (11, 722315), (23, 345455), (55, 144463), (115, 69091), (121, 65665), (253, 31405), (571, 13915), (605, 13133), (1265, 6281), (2783, 2855)]