15972411

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1427}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 26869248

約数和(自身を除く): 10896837

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1427, 1599, 3731, 4281, 9989, 11193, 18551, 29967, 55653, 58507, 129857, 175521, 389571, 409549, 760591, 1228647, 2281773, 5324137, 15972411]

約数ペア:

[(1, 15972411), (3, 5324137), (7, 2281773), (13, 1228647), (21, 760591), (39, 409549), (41, 389571), (91, 175521), (123, 129857), (273, 58507), (287, 55653), (533, 29967), (861, 18551), (1427, 11193), (1599, 9989), (3731, 4281)]