15956319

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 23998464

約数和(自身を除く): 8042145

約数列:

[1, 3, 17, 23, 51, 61, 69, 183, 223, 391, 669, 1037, 1173, 1403, 3111, 3791, 4209, 5129, 11373, 13603, 15387, 23851, 40809, 71553, 87193, 231251, 261579, 312869, 693753, 938607, 5318773, 15956319]

約数ペア:

[(1, 15956319), (3, 5318773), (17, 938607), (23, 693753), (51, 312869), (61, 261579), (69, 231251), (183, 87193), (223, 71553), (391, 40809), (669, 23851), (1037, 15387), (1173, 13603), (1403, 11373), (3111, 5129), (3791, 4209)]