71297325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{28807}}^1$

素因数の和:28834

約数の個数: 36

約数和(自身を含む): 139315488

約数和(自身を除く): 68018163

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 28807, 86421, 144035, 259263, 316877, 432105, 720175, 950631, 1296315, 1584385, 2160525, 2851893, 4753155, 6481575, 7921925, 14259465, 23765775, 71297325]

約数ペア:

[(1, 71297325), (3, 23765775), (5, 14259465), (9, 7921925), (11, 6481575), (15, 4753155), (25, 2851893), (33, 2160525), (45, 1584385), (55, 1296315), (75, 950631), (99, 720175), (165, 432105), (225, 316877), (275, 259263), (495, 144035), (825, 86421), (2475, 28807)]