87997491

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1181}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 134974944

約数和(自身を除く): 46977453

約数列:

[1, 3, 9, 17, 51, 153, 487, 1181, 1461, 3543, 4383, 8279, 10629, 20077, 24837, 60231, 74511, 180693, 575147, 1725441, 5176323, 9777499, 29332497, 87997491]

約数ペア:

[(1, 87997491), (3, 29332497), (9, 9777499), (17, 5176323), (51, 1725441), (153, 575147), (487, 180693), (1181, 74511), (1461, 60231), (3543, 24837), (4383, 20077), (8279, 10629)]