16143955

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1291}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 20186208

約数和(自身を除く): 4042253

約数列:

[1, 5, 41, 61, 205, 305, 1291, 2501, 6455, 12505, 52931, 78751, 264655, 393755, 3228791, 16143955]

約数ペア:

[(1, 16143955), (5, 3228791), (41, 393755), (61, 264655), (205, 78751), (305, 52931), (1291, 12505), (2501, 6455)]