12402405

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{521}}^1$

素因数の和:578

約数の個数: 36

約数和(自身を含む): 22515948

約数和(自身を除く): 10113543

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 521, 529, 1035, 1563, 1587, 2605, 2645, 4689, 4761, 7815, 7935, 11983, 23445, 23805, 35949, 59915, 107847, 179745, 275609, 539235, 826827, 1378045, 2480481, 4134135, 12402405]

約数ペア:

[(1, 12402405), (3, 4134135), (5, 2480481), (9, 1378045), (15, 826827), (23, 539235), (45, 275609), (69, 179745), (115, 107847), (207, 59915), (345, 35949), (521, 23805), (529, 23445), (1035, 11983), (1563, 7935), (1587, 7815), (2605, 4761), (2645, 4689)]