161570668

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{140741}}^1$

素因数の和:140793

約数の個数: 24

約数和(自身を含む): 331025184

約数和(自身を除く): 169454516

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 140741, 281482, 562964, 985187, 1970374, 3940748, 5770381, 11540762, 23081524, 40392667, 80785334, 161570668]

約数ペア:

[(1, 161570668), (2, 80785334), (4, 40392667), (7, 23081524), (14, 11540762), (28, 5770381), (41, 3940748), (82, 1970374), (164, 985187), (287, 562964), (574, 281482), (1148, 140741)]