7257438

素因数分解:

$2^1\times 3^5\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 16576560

約数和(自身を除く): 9319122

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 137, 162, 218, 243, 274, 327, 411, 486, 654, 822, 981, 1233, 1962, 2466, 2943, 3699, 5886, 7398, 8829, 11097, 14933, 17658, 22194, 26487, 29866, 33291, 44799, 52974, 66582, 89598, 134397, 268794, 403191, 806382, 1209573, 2419146, 3628719, 7257438]

約数ペア:

[(1, 7257438), (2, 3628719), (3, 2419146), (6, 1209573), (9, 806382), (18, 403191), (27, 268794), (54, 134397), (81, 89598), (109, 66582), (137, 52974), (162, 44799), (218, 33291), (243, 29866), (274, 26487), (327, 22194), (411, 17658), (486, 14933), (654, 11097), (822, 8829), (981, 7398), (1233, 5886), (1962, 3699), (2466, 2943)]