412321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 16

約数和(自身を含む): 532224

約数和(自身を除く): 119903

約数列:

[1, 7, 13, 23, 91, 161, 197, 299, 1379, 2093, 2561, 4531, 17927, 31717, 58903, 412321]

約数ペア:

[(1, 412321), (7, 58903), (13, 31717), (23, 17927), (91, 4531), (161, 2561), (197, 2093), (299, 1379)]