981036189

素因数分解:

$3^2\times 7^1\times {\mathrm{937}}^1\times {\mathrm{16619}}^1$

素因数の和:17569

約数の個数: 24

約数和(自身を含む): 1621314240

約数和(自身を除く): 640278051

約数列:

[1, 3, 7, 9, 21, 63, 937, 2811, 6559, 8433, 16619, 19677, 49857, 59031, 116333, 149571, 348999, 1046997, 15572003, 46716009, 109004021, 140148027, 327012063, 981036189]

約数ペア:

[(1, 981036189), (3, 327012063), (7, 140148027), (9, 109004021), (21, 46716009), (63, 15572003), (937, 1046997), (2811, 348999), (6559, 149571), (8433, 116333), (16619, 59031), (19677, 49857)]