75221247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 111121920

約数和(自身を除く): 35900673

約数列:

[1, 3, 19, 23, 57, 69, 181, 317, 437, 543, 951, 1311, 3439, 4163, 6023, 7291, 10317, 12489, 18069, 21873, 57377, 79097, 138529, 172131, 237291, 415587, 1090163, 1319671, 3270489, 3959013, 25073749, 75221247]

約数ペア:

[(1, 75221247), (3, 25073749), (19, 3959013), (23, 3270489), (57, 1319671), (69, 1090163), (181, 415587), (317, 237291), (437, 172131), (543, 138529), (951, 79097), (1311, 57377), (3439, 21873), (4163, 18069), (6023, 12489), (7291, 10317)]