78839379

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 123590400

約数和(自身を除く): 44751021

約数列:

[1, 3, 9, 19, 27, 57, 171, 313, 491, 513, 939, 1473, 2817, 4419, 5947, 8451, 9329, 13257, 17841, 27987, 53523, 83961, 153683, 160569, 251883, 461049, 1383147, 2919977, 4149441, 8759931, 26279793, 78839379]

約数ペア:

[(1, 78839379), (3, 26279793), (9, 8759931), (19, 4149441), (27, 2919977), (57, 1383147), (171, 461049), (313, 251883), (491, 160569), (513, 153683), (939, 83961), (1473, 53523), (2817, 27987), (4419, 17841), (5947, 13257), (8451, 9329)]