845183997

素因数分解:

$3^3\times 7^2\times {\mathrm{638839}}^1$

素因数の和:638862

約数の個数: 24

約数和(自身を含む): 1456555200

約数和(自身を除く): 611371203

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 638839, 1916517, 4471873, 5749551, 13415619, 17248653, 31303111, 40246857, 93909333, 120740571, 281727999, 845183997]

約数ペア:

[(1, 845183997), (3, 281727999), (7, 120740571), (9, 93909333), (21, 40246857), (27, 31303111), (49, 17248653), (63, 13415619), (147, 5749551), (189, 4471873), (441, 1916517), (1323, 638839)]