120771

素因数分解:

$3^5\times 7^1\times {\mathrm{71}}^1$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 209664

約数和(自身を除く): 88893

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 243, 497, 567, 639, 1491, 1701, 1917, 4473, 5751, 13419, 17253, 40257, 120771]

約数ペア:

[(1, 120771), (3, 40257), (7, 17253), (9, 13419), (21, 5751), (27, 4473), (63, 1917), (71, 1701), (81, 1491), (189, 639), (213, 567), (243, 497)]