201771279

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{16619}}^1$

素因数の和:16715

約数の個数: 24

約数和(自身を含む): 311126400

約数和(自身を除く): 109355121

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 16619, 49857, 149571, 315761, 947283, 1179949, 2841849, 3539847, 10619541, 22419031, 67257093, 201771279]

約数ペア:

[(1, 201771279), (3, 67257093), (9, 22419031), (19, 10619541), (57, 3539847), (71, 2841849), (171, 1179949), (213, 947283), (639, 315761), (1349, 149571), (4047, 49857), (12141, 16619)]