79539831

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 136980480

約数和(自身を除く): 57440649

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 139, 217, 279, 293, 417, 651, 879, 973, 1251, 1953, 2051, 2637, 2919, 4309, 6153, 8757, 9083, 12927, 18459, 27249, 30163, 38781, 40727, 63581, 81747, 90489, 122181, 190743, 271467, 285089, 366543, 572229, 855267, 1262537, 2565801, 3787611, 8837759, 11362833, 26513277, 79539831]

約数ペア:

[(1, 79539831), (3, 26513277), (7, 11362833), (9, 8837759), (21, 3787611), (31, 2565801), (63, 1262537), (93, 855267), (139, 572229), (217, 366543), (279, 285089), (293, 271467), (417, 190743), (651, 122181), (879, 90489), (973, 81747), (1251, 63581), (1953, 40727), (2051, 38781), (2637, 30163), (2919, 27249), (4309, 18459), (6153, 12927), (8757, 9083)]