28105977

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 40930560

約数和(自身を除く): 12824583

約数列:

[1, 3, 23, 37, 69, 101, 109, 111, 303, 327, 851, 2323, 2507, 2553, 3737, 4033, 6969, 7521, 11009, 11211, 12099, 33027, 85951, 92759, 253207, 257853, 278277, 407333, 759621, 1221999, 9368659, 28105977]

約数ペア:

[(1, 28105977), (3, 9368659), (23, 1221999), (37, 759621), (69, 407333), (101, 278277), (109, 257853), (111, 253207), (303, 92759), (327, 85951), (851, 33027), (2323, 12099), (2507, 11211), (2553, 11009), (3737, 7521), (4033, 6969)]