210535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 16

約数和(自身を含む): 282240

約数和(自身を除く): 71705

約数列:

[1, 5, 13, 41, 65, 79, 205, 395, 533, 1027, 2665, 3239, 5135, 16195, 42107, 210535]

約数ペア:

[(1, 210535), (5, 42107), (13, 16195), (41, 5135), (65, 3239), (79, 2665), (205, 1027), (395, 533)]