8270385

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 13747968

約数和(自身を除く): 5477583

約数列:

[1, 3, 5, 15, 53, 101, 103, 159, 265, 303, 309, 505, 515, 795, 1515, 1545, 5353, 5459, 10403, 16059, 16377, 26765, 27295, 31209, 52015, 80295, 81885, 156045, 551359, 1654077, 2756795, 8270385]

約数ペア:

[(1, 8270385), (3, 2756795), (5, 1654077), (15, 551359), (53, 156045), (101, 81885), (103, 80295), (159, 52015), (265, 31209), (303, 27295), (309, 26765), (505, 16377), (515, 16059), (795, 10403), (1515, 5459), (1545, 5353)]