71225415

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{36809}}^1$

素因数の和:36863

約数の個数: 24

約数和(自身を含む): 126331920

約数和(自身を除く): 55106505

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 36809, 110427, 184045, 331281, 552135, 1582787, 1656405, 4748361, 7913935, 14245083, 23741805, 71225415]

約数ペア:

[(1, 71225415), (3, 23741805), (5, 14245083), (9, 7913935), (15, 4748361), (43, 1656405), (45, 1582787), (129, 552135), (215, 331281), (387, 184045), (645, 110427), (1935, 36809)]