1777881609

素因数分解:

$3^3\times 7^1\times {\mathrm{467}}^1\times {\mathrm{20143}}^1$

素因数の和:20626

約数の個数: 32

約数和(自身を含む): 3016765440

約数和(自身を除く): 1238883831

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 467, 1401, 3269, 4203, 9807, 12609, 20143, 29421, 60429, 88263, 141001, 181287, 423003, 543861, 1269009, 3807027, 9406781, 28220343, 65847467, 84661029, 197542401, 253983087, 592627203, 1777881609]

約数ペア:

[(1, 1777881609), (3, 592627203), (7, 253983087), (9, 197542401), (21, 84661029), (27, 65847467), (63, 28220343), (189, 9406781), (467, 3807027), (1401, 1269009), (3269, 543861), (4203, 423003), (9807, 181287), (12609, 141001), (20143, 88263), (29421, 60429)]