121872387

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8423}}^1$

素因数の和:8499

約数の個数: 32

約数和(自身を含む): 203793408

約数和(自身を除く): 81921021

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 4823, 8423, 14469, 25269, 58961, 109499, 176883, 328497, 446419, 766493, 1339257, 2299479, 3124933, 5803447, 9374799, 17410341, 40624129, 121872387]

約数ペア:

[(1, 121872387), (3, 40624129), (7, 17410341), (13, 9374799), (21, 5803447), (39, 3124933), (53, 2299479), (91, 1339257), (159, 766493), (273, 446419), (371, 328497), (689, 176883), (1113, 109499), (2067, 58961), (4823, 25269), (8423, 14469)]