161888706

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{142759}}^1$

素因数の和:142780

約数の個数: 40

約数和(自身を含む): 414575040

約数和(自身を除く): 252686334

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 142759, 285518, 428277, 856554, 999313, 1284831, 1998626, 2569662, 2997939, 3854493, 5995878, 7708986, 8993817, 11563479, 17987634, 23126958, 26981451, 53962902, 80944353, 161888706]

約数ペア:

[(1, 161888706), (2, 80944353), (3, 53962902), (6, 26981451), (7, 23126958), (9, 17987634), (14, 11563479), (18, 8993817), (21, 7708986), (27, 5995878), (42, 3854493), (54, 2997939), (63, 2569662), (81, 1998626), (126, 1284831), (162, 999313), (189, 856554), (378, 428277), (567, 285518), (1134, 142759)]