81853968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243613}}^1$

素因数の和:243631

約数の個数: 40

約数和(自身を含む): 241665088

約数和(自身を除く): 159811120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243613, 487226, 730839, 974452, 1461678, 1705291, 1948904, 2923356, 3410582, 3897808, 5115873, 5846712, 6821164, 10231746, 11693424, 13642328, 20463492, 27284656, 40926984, 81853968]

約数ペア:

[(1, 81853968), (2, 40926984), (3, 27284656), (4, 20463492), (6, 13642328), (7, 11693424), (8, 10231746), (12, 6821164), (14, 5846712), (16, 5115873), (21, 3897808), (24, 3410582), (28, 2923356), (42, 1948904), (48, 1705291), (56, 1461678), (84, 974452), (112, 730839), (168, 487226), (336, 243613)]