71981019

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{3203}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 113959872

約数和(自身を除く): 41978853

約数列:

[1, 3, 9, 11, 33, 99, 227, 681, 2043, 2497, 3203, 7491, 9609, 22473, 28827, 35233, 105699, 317097, 727081, 2181243, 6543729, 7997891, 23993673, 71981019]

約数ペア:

[(1, 71981019), (3, 23993673), (9, 7997891), (11, 6543729), (33, 2181243), (99, 727081), (227, 317097), (681, 105699), (2043, 35233), (2497, 28827), (3203, 22473), (7491, 9609)]