72272979

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 114766080

約数和(自身を除く): 42493101

約数列:

[1, 3, 9, 19, 27, 57, 81, 151, 171, 311, 453, 513, 933, 1359, 1539, 2799, 2869, 4077, 5909, 8397, 8607, 12231, 17727, 25191, 25821, 46961, 53181, 77463, 140883, 159543, 232389, 422649, 478629, 892259, 1267947, 2676777, 3803841, 8030331, 24090993, 72272979]

約数ペア:

[(1, 72272979), (3, 24090993), (9, 8030331), (19, 3803841), (27, 2676777), (57, 1267947), (81, 892259), (151, 478629), (171, 422649), (311, 232389), (453, 159543), (513, 140883), (933, 77463), (1359, 53181), (1539, 46961), (2799, 25821), (2869, 25191), (4077, 17727), (5909, 12231), (8397, 8607)]