8001405

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{661}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 13941720

約数和(自身を除く): 5940315

約数列:

[1, 3, 5, 9, 15, 45, 269, 661, 807, 1345, 1983, 2421, 3305, 4035, 5949, 9915, 12105, 29745, 177809, 533427, 889045, 1600281, 2667135, 8001405]

約数ペア:

[(1, 8001405), (3, 2667135), (5, 1600281), (9, 889045), (15, 533427), (45, 177809), (269, 29745), (661, 12105), (807, 9915), (1345, 5949), (1983, 4035), (2421, 3305)]