85971645

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1297}}^1$

素因数の和:1802

約数の個数: 32

約数和(自身を含む): 153267840

約数和(自身を除く): 67296195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1297, 1473, 2455, 3891, 4419, 6485, 7365, 11673, 13257, 19455, 22095, 35019, 58365, 66285, 175095, 636827, 1910481, 3184135, 5731443, 9552405, 17194329, 28657215, 85971645]

約数ペア:

[(1, 85971645), (3, 28657215), (5, 17194329), (9, 9552405), (15, 5731443), (27, 3184135), (45, 1910481), (135, 636827), (491, 175095), (1297, 66285), (1473, 58365), (2455, 35019), (3891, 22095), (4419, 19455), (6485, 13257), (7365, 11673)]