128549904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{382589}}^1$

素因数の和:382607

約数の個数: 40

約数和(自身を含む): 379529280

約数和(自身を除く): 250979376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 382589, 765178, 1147767, 1530356, 2295534, 2678123, 3060712, 4591068, 5356246, 6121424, 8034369, 9182136, 10712492, 16068738, 18364272, 21424984, 32137476, 42849968, 64274952, 128549904]

約数ペア:

[(1, 128549904), (2, 64274952), (3, 42849968), (4, 32137476), (6, 21424984), (7, 18364272), (8, 16068738), (12, 10712492), (14, 9182136), (16, 8034369), (21, 6121424), (24, 5356246), (28, 4591068), (42, 3060712), (48, 2678123), (56, 2295534), (84, 1530356), (112, 1147767), (168, 765178), (336, 382589)]