748209

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 1290240

約数和(自身を除く): 542031

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 79, 123, 231, 237, 287, 451, 553, 861, 869, 1353, 1659, 2607, 3157, 3239, 6083, 9471, 9717, 18249, 22673, 35629, 68019, 106887, 249403, 748209]

約数ペア:

[(1, 748209), (3, 249403), (7, 106887), (11, 68019), (21, 35629), (33, 22673), (41, 18249), (77, 9717), (79, 9471), (123, 6083), (231, 3239), (237, 3157), (287, 2607), (451, 1659), (553, 1353), (861, 869)]