201628777

素因数分解:

$7^4\times {\mathrm{79}}^1\times {\mathrm{1063}}^1$

素因数の和:1170

約数の個数: 20

約数和(自身を含む): 238421120

約数和(自身を除く): 36792343

約数列:

[1, 7, 49, 79, 343, 553, 1063, 2401, 3871, 7441, 27097, 52087, 83977, 189679, 364609, 587839, 2552263, 4114873, 28804111, 201628777]

約数ペア:

[(1, 201628777), (7, 28804111), (49, 4114873), (79, 2552263), (343, 587839), (553, 364609), (1063, 189679), (2401, 83977), (3871, 52087), (7441, 27097)]