201221272

素因数分解:

$2^3\times 7^1\times {\mathrm{887}}^1\times {\mathrm{4051}}^1$

素因数の和:4951

約数の個数: 32

約数和(自身を含む): 431781120

約数和(自身を除く): 230559848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 887, 1774, 3548, 4051, 6209, 7096, 8102, 12418, 16204, 24836, 28357, 32408, 49672, 56714, 113428, 226856, 3593237, 7186474, 14372948, 25152659, 28745896, 50305318, 100610636, 201221272]

約数ペア:

[(1, 201221272), (2, 100610636), (4, 50305318), (7, 28745896), (8, 25152659), (14, 14372948), (28, 7186474), (56, 3593237), (887, 226856), (1774, 113428), (3548, 56714), (4051, 49672), (6209, 32408), (7096, 28357), (8102, 24836), (12418, 16204)]