161505988

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{198899}}^1$

素因数の和:198939

約数の個数: 24

約数和(自身を含む): 334152000

約数和(自身を除く): 172646012

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 198899, 397798, 795596, 1392293, 2784586, 5569172, 5768071, 11536142, 23072284, 40376497, 80752994, 161505988]

約数ペア:

[(1, 161505988), (2, 80752994), (4, 40376497), (7, 23072284), (14, 11536142), (28, 5768071), (29, 5569172), (58, 2784586), (116, 1392293), (203, 795596), (406, 397798), (812, 198899)]