16973615

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 20865600

約数和(自身を除く): 3891985

約数列:

[1, 5, 71, 137, 349, 355, 685, 1745, 9727, 24779, 47813, 48635, 123895, 239065, 3394723, 16973615]

約数ペア:

[(1, 16973615), (5, 3394723), (71, 239065), (137, 123895), (349, 48635), (355, 47813), (685, 24779), (1745, 9727)]