664442745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{17669}}^1$

素因数の和:17809

約数の個数: 32

約数和(自身を含む): 1119571200

約数和(自身を除く): 455128455

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 545, 1635, 2507, 7521, 12535, 17669, 37605, 53007, 88345, 265035, 406387, 1219161, 1925921, 2031935, 5777763, 6095805, 9629605, 28888815, 44296183, 132888549, 221480915, 664442745]

約数ペア:

[(1, 664442745), (3, 221480915), (5, 132888549), (15, 44296183), (23, 28888815), (69, 9629605), (109, 6095805), (115, 5777763), (327, 2031935), (345, 1925921), (545, 1219161), (1635, 406387), (2507, 265035), (7521, 88345), (12535, 53007), (17669, 37605)]