15780294

素因数分解:

$2^1\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1997}}^1$

素因数の和:2444

約数の個数: 24

約数和(自身を含む): 34285680

約数和(自身を除く): 18505386

約数列:

[1, 2, 3, 6, 9, 18, 439, 878, 1317, 1997, 2634, 3951, 3994, 5991, 7902, 11982, 17973, 35946, 876683, 1753366, 2630049, 5260098, 7890147, 15780294]

約数ペア:

[(1, 15780294), (2, 7890147), (3, 5260098), (6, 2630049), (9, 1753366), (18, 876683), (439, 35946), (878, 17973), (1317, 11982), (1997, 7902), (2634, 5991), (3951, 3994)]