2101009425

素因数分解:

$3^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{69859}}^1$

素因数の和:70273

約数の個数: 24

約数和(自身を含む): 3482381280

約数和(自身を除く): 1381371855

約数列:

[1, 3, 5, 15, 25, 75, 401, 1203, 2005, 6015, 10025, 30075, 69859, 209577, 349295, 1047885, 1746475, 5239425, 28013459, 84040377, 140067295, 420201885, 700336475, 2101009425]

約数ペア:

[(1, 2101009425), (3, 700336475), (5, 420201885), (15, 140067295), (25, 84040377), (75, 28013459), (401, 5239425), (1203, 1746475), (2005, 1047885), (6015, 349295), (10025, 209577), (30075, 69859)]