81327358

素因数分解:

$2^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 143769600

約数和(自身を除く): 62442242

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 343, 686, 721, 1151, 1442, 2302, 5047, 8057, 10094, 16114, 35329, 56399, 70658, 112798, 118553, 237106, 394793, 789586, 829871, 1659742, 5809097, 11618194, 40663679, 81327358]

約数ペア:

[(1, 81327358), (2, 40663679), (7, 11618194), (14, 5809097), (49, 1659742), (98, 829871), (103, 789586), (206, 394793), (343, 237106), (686, 118553), (721, 112798), (1151, 70658), (1442, 56399), (2302, 35329), (5047, 16114), (8057, 10094)]