75940515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{491}}^2$

素因数の和:1000

約数の個数: 36

約数和(自身を含む): 150741552

約数和(自身を除く): 74801037

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 491, 1473, 2455, 3437, 4419, 7365, 10311, 17185, 22095, 30933, 51555, 154665, 241081, 723243, 1205405, 1687567, 2169729, 3616215, 5062701, 8437835, 10848645, 15188103, 25313505, 75940515]

約数ペア:

[(1, 75940515), (3, 25313505), (5, 15188103), (7, 10848645), (9, 8437835), (15, 5062701), (21, 3616215), (35, 2169729), (45, 1687567), (63, 1205405), (105, 723243), (315, 241081), (491, 154665), (1473, 51555), (2455, 30933), (3437, 22095), (4419, 17185), (7365, 10311)]