149407775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{49391}}^1$

素因数の和:49423

約数の個数: 18

約数和(自身を含む): 203643216

約数和(自身を除く): 54235441

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 49391, 246955, 543301, 1234775, 2716505, 5976311, 13582525, 29881555, 149407775]

約数ペア:

[(1, 149407775), (5, 29881555), (11, 13582525), (25, 5976311), (55, 2716505), (121, 1234775), (275, 543301), (605, 246955), (3025, 49391)]