67947579

素因数分解:

$3^4\times 7^1\times {\mathrm{293}}^1\times {\mathrm{409}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 116682720

約数和(自身を除く): 48735141

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 293, 409, 567, 879, 1227, 2051, 2637, 2863, 3681, 6153, 7911, 8589, 11043, 18459, 23733, 25767, 33129, 55377, 77301, 119837, 166131, 231903, 359511, 838859, 1078533, 2516577, 3235599, 7549731, 9706797, 22649193, 67947579]

約数ペア:

[(1, 67947579), (3, 22649193), (7, 9706797), (9, 7549731), (21, 3235599), (27, 2516577), (63, 1078533), (81, 838859), (189, 359511), (293, 231903), (409, 166131), (567, 119837), (879, 77301), (1227, 55377), (2051, 33129), (2637, 25767), (2863, 23733), (3681, 18459), (6153, 11043), (7911, 8589)]