520080021

素因数分解:

$3^5\times {\mathrm{1097}}^1\times {\mathrm{1951}}^1$

素因数の和:3063

約数の個数: 24

約数和(自身を含む): 780159744

約数和(自身を除く): 260079723

約数列:

[1, 3, 9, 27, 81, 243, 1097, 1951, 3291, 5853, 9873, 17559, 29619, 52677, 88857, 158031, 266571, 474093, 2140247, 6420741, 19262223, 57786669, 173360007, 520080021]

約数ペア:

[(1, 520080021), (3, 173360007), (9, 57786669), (27, 19262223), (81, 6420741), (243, 2140247), (1097, 474093), (1951, 266571), (3291, 158031), (5853, 88857), (9873, 52677), (17559, 29619)]