309069621

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 542579200

約数和(自身を除く): 233509579

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 193, 229, 259, 333, 579, 687, 777, 999, 1351, 1603, 1737, 2061, 2331, 4053, 4809, 5211, 6183, 6993, 7141, 8473, 12159, 14427, 21423, 25419, 36477, 43281, 44197, 49987, 59311, 64269, 76257, 132591, 149961, 177933, 192807, 228771, 309379, 397773, 449883, 533799, 928137, 1193319, 1349649, 1601397, 1635289, 2784411, 4905867, 8353233, 11447023, 14717601, 34341069, 44152803, 103023207, 309069621]

約数ペア:

[(1, 309069621), (3, 103023207), (7, 44152803), (9, 34341069), (21, 14717601), (27, 11447023), (37, 8353233), (63, 4905867), (111, 2784411), (189, 1635289), (193, 1601397), (229, 1349649), (259, 1193319), (333, 928137), (579, 533799), (687, 449883), (777, 397773), (999, 309379), (1351, 228771), (1603, 192807), (1737, 177933), (2061, 149961), (2331, 132591), (4053, 76257), (4809, 64269), (5211, 59311), (6183, 49987), (6993, 44197), (7141, 43281), (8473, 36477), (12159, 25419), (14427, 21423)]