3905937

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:558

約数の個数: 36

約数和(自身を含む): 6962436

約数和(自身を除く): 3056499

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 521, 833, 1071, 1563, 2499, 3647, 4689, 7497, 8857, 10941, 25529, 26571, 32823, 61999, 76587, 79713, 185997, 229761, 433993, 557991, 1301979, 3905937]

約数ペア:

[(1, 3905937), (3, 1301979), (7, 557991), (9, 433993), (17, 229761), (21, 185997), (49, 79713), (51, 76587), (63, 61999), (119, 32823), (147, 26571), (153, 25529), (357, 10941), (441, 8857), (521, 7497), (833, 4689), (1071, 3647), (1563, 2499)]