3951801

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 7113600

約数和(自身を除く): 3161799

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 103, 147, 189, 203, 261, 309, 441, 609, 721, 783, 927, 1323, 1421, 1827, 2163, 2781, 2987, 4263, 5047, 5481, 6489, 8961, 12789, 15141, 19467, 20909, 26883, 38367, 45423, 62727, 80649, 136269, 146363, 188181, 439089, 564543, 1317267, 3951801]

約数ペア:

[(1, 3951801), (3, 1317267), (7, 564543), (9, 439089), (21, 188181), (27, 146363), (29, 136269), (49, 80649), (63, 62727), (87, 45423), (103, 38367), (147, 26883), (189, 20909), (203, 19467), (261, 15141), (309, 12789), (441, 8961), (609, 6489), (721, 5481), (783, 5047), (927, 4263), (1323, 2987), (1421, 2781), (1827, 2163)]