28372915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{631}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 37745568

約数和(自身を除く): 9372653

約数列:

[1, 5, 17, 23, 85, 115, 391, 529, 631, 1955, 2645, 3155, 8993, 10727, 14513, 44965, 53635, 72565, 246721, 333799, 1233605, 1668995, 5674583, 28372915]

約数ペア:

[(1, 28372915), (5, 5674583), (17, 1668995), (23, 1233605), (85, 333799), (115, 246721), (391, 72565), (529, 53635), (631, 44965), (1955, 14513), (2645, 10727), (3155, 8993)]