81156312

素因数分解:

$2^3\times 3^2\times {\mathrm{293}}^1\times {\mathrm{3847}}^1$

素因数の和:4152

約数の個数: 48

約数和(自身を含む): 220605840

約数和(自身を除く): 139449528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293, 586, 879, 1172, 1758, 2344, 2637, 3516, 3847, 5274, 7032, 7694, 10548, 11541, 15388, 21096, 23082, 30776, 34623, 46164, 69246, 92328, 138492, 276984, 1127171, 2254342, 3381513, 4508684, 6763026, 9017368, 10144539, 13526052, 20289078, 27052104, 40578156, 81156312]

約数ペア:

[(1, 81156312), (2, 40578156), (3, 27052104), (4, 20289078), (6, 13526052), (8, 10144539), (9, 9017368), (12, 6763026), (18, 4508684), (24, 3381513), (36, 2254342), (72, 1127171), (293, 276984), (586, 138492), (879, 92328), (1172, 69246), (1758, 46164), (2344, 34623), (2637, 30776), (3516, 23082), (3847, 21096), (5274, 15388), (7032, 11541), (7694, 10548)]