81585285

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2503}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 136297728

約数和(自身を除く): 54712443

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 795, 2173, 2503, 6519, 7509, 10865, 12515, 32595, 37545, 102623, 132659, 307869, 397977, 513115, 663295, 1539345, 1989885, 5439019, 16317057, 27195095, 81585285]

約数ペア:

[(1, 81585285), (3, 27195095), (5, 16317057), (15, 5439019), (41, 1989885), (53, 1539345), (123, 663295), (159, 513115), (205, 397977), (265, 307869), (615, 132659), (795, 102623), (2173, 37545), (2503, 32595), (6519, 12515), (7509, 10865)]