4640937

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 7283232

約数和(自身を除く): 2642295

約数列:

[1, 3, 7, 21, 49, 131, 147, 241, 393, 723, 917, 1687, 2751, 5061, 6419, 11809, 19257, 31571, 35427, 94713, 220997, 662991, 1546979, 4640937]

約数ペア:

[(1, 4640937), (3, 1546979), (7, 662991), (21, 220997), (49, 94713), (131, 35427), (147, 31571), (241, 19257), (393, 11809), (723, 6419), (917, 5061), (1687, 2751)]