81955986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{2371}}^1$

素因数の和:3206

約数の個数: 32

約数和(自身を含む): 187634688

約数和(自身を除く): 105678702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 823, 1646, 2371, 2469, 4742, 4938, 5761, 7113, 11522, 14226, 16597, 17283, 33194, 34566, 49791, 99582, 1951333, 3902666, 5853999, 11707998, 13659331, 27318662, 40977993, 81955986]

約数ペア:

[(1, 81955986), (2, 40977993), (3, 27318662), (6, 13659331), (7, 11707998), (14, 5853999), (21, 3902666), (42, 1951333), (823, 99582), (1646, 49791), (2371, 34566), (2469, 33194), (4742, 17283), (4938, 16597), (5761, 14226), (7113, 11522)]