68509815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4111}}^1$

素因数の和:4231

約数の個数: 32

約数和(自身を含む): 120794112

約数和(自身を除く): 52284297

約数列:

[1, 3, 5, 11, 15, 33, 55, 101, 165, 303, 505, 1111, 1515, 3333, 4111, 5555, 12333, 16665, 20555, 45221, 61665, 135663, 226105, 415211, 678315, 1245633, 2076055, 4567321, 6228165, 13701963, 22836605, 68509815]

約数ペア:

[(1, 68509815), (3, 22836605), (5, 13701963), (11, 6228165), (15, 4567321), (33, 2076055), (55, 1245633), (101, 678315), (165, 415211), (303, 226105), (505, 135663), (1111, 61665), (1515, 45221), (3333, 20555), (4111, 16665), (5555, 12333)]