201219252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1289867}}^1$

素因数の和:1289887

約数の個数: 24

約数和(自身を含む): 505628256

約数和(自身を除く): 304409004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1289867, 2579734, 3869601, 5159468, 7739202, 15478404, 16768271, 33536542, 50304813, 67073084, 100609626, 201219252]

約数ペア:

[(1, 201219252), (2, 100609626), (3, 67073084), (4, 50304813), (6, 33536542), (12, 16768271), (13, 15478404), (26, 7739202), (39, 5159468), (52, 3869601), (78, 2579734), (156, 1289867)]