8640567

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 13977600

約数和(自身を除く): 5337033

約数列:

[1, 3, 9, 13, 27, 39, 103, 117, 239, 309, 351, 717, 927, 1339, 2151, 2781, 3107, 4017, 6453, 9321, 12051, 24617, 27963, 36153, 73851, 83889, 221553, 320021, 664659, 960063, 2880189, 8640567]

約数ペア:

[(1, 8640567), (3, 2880189), (9, 960063), (13, 664659), (27, 320021), (39, 221553), (103, 83889), (117, 73851), (239, 36153), (309, 27963), (351, 24617), (717, 12051), (927, 9321), (1339, 6453), (2151, 4017), (2781, 3107)]