861369968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{10399}}^1$

素因数の和:10605

約数の個数: 40

約数和(自身を含む): 1733222400

約数和(自身を除く): 871852432

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 167, 248, 334, 496, 668, 1336, 2672, 5177, 10354, 10399, 20708, 20798, 41416, 41596, 82832, 83192, 166384, 322369, 644738, 1289476, 1736633, 2578952, 3473266, 5157904, 6946532, 13893064, 27786128, 53835623, 107671246, 215342492, 430684984, 861369968]

約数ペア:

[(1, 861369968), (2, 430684984), (4, 215342492), (8, 107671246), (16, 53835623), (31, 27786128), (62, 13893064), (124, 6946532), (167, 5157904), (248, 3473266), (334, 2578952), (496, 1736633), (668, 1289476), (1336, 644738), (2672, 322369), (5177, 166384), (10354, 83192), (10399, 82832), (20708, 41596), (20798, 41416)]