2861325

素因数分解:

$3^6\times 5^2\times {\mathrm{157}}^1$

素因数の和:185

約数の個数: 42

約数和(自身を含む): 5353514

約数和(自身を除く): 2492189

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 157, 225, 243, 405, 471, 675, 729, 785, 1215, 1413, 2025, 2355, 3645, 3925, 4239, 6075, 7065, 11775, 12717, 18225, 21195, 35325, 38151, 63585, 105975, 114453, 190755, 317925, 572265, 953775, 2861325]

約数ペア:

[(1, 2861325), (3, 953775), (5, 572265), (9, 317925), (15, 190755), (25, 114453), (27, 105975), (45, 63585), (75, 38151), (81, 35325), (135, 21195), (157, 18225), (225, 12717), (243, 11775), (405, 7065), (471, 6075), (675, 4239), (729, 3925), (785, 3645), (1215, 2355), (1413, 2025)]