7256466

素因数分解:

$2^1\times 3^8\times 7^1\times {\mathrm{79}}^1$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 18894720

約数和(自身を除く): 11638254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 81, 126, 158, 162, 189, 237, 243, 378, 474, 486, 553, 567, 711, 729, 1106, 1134, 1422, 1458, 1659, 1701, 2133, 2187, 3318, 3402, 4266, 4374, 4977, 5103, 6399, 6561, 9954, 10206, 12798, 13122, 14931, 15309, 19197, 29862, 30618, 38394, 44793, 45927, 57591, 89586, 91854, 115182, 134379, 172773, 268758, 345546, 403137, 518319, 806274, 1036638, 1209411, 2418822, 3628233, 7256466]

約数ペア:

[(1, 7256466), (2, 3628233), (3, 2418822), (6, 1209411), (7, 1036638), (9, 806274), (14, 518319), (18, 403137), (21, 345546), (27, 268758), (42, 172773), (54, 134379), (63, 115182), (79, 91854), (81, 89586), (126, 57591), (158, 45927), (162, 44793), (189, 38394), (237, 30618), (243, 29862), (378, 19197), (474, 15309), (486, 14931), (553, 13122), (567, 12798), (711, 10206), (729, 9954), (1106, 6561), (1134, 6399), (1422, 5103), (1458, 4977), (1659, 4374), (1701, 4266), (2133, 3402), (2187, 3318)]