28292505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110951}}^1$

素因数の和:110976

約数の個数: 16

約数和(自身を含む): 47931264

約数和(自身を除く): 19638759

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 110951, 332853, 554755, 1664265, 1886167, 5658501, 9430835, 28292505]

約数ペア:

[(1, 28292505), (3, 9430835), (5, 5658501), (15, 1886167), (17, 1664265), (51, 554755), (85, 332853), (255, 110951)]