381813771

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 535465728

約数和(自身を除く): 153651957

約数列:

[1, 3, 41, 67, 107, 123, 201, 321, 433, 1299, 2747, 4387, 7169, 8241, 13161, 17753, 21507, 29011, 46331, 53259, 87033, 138993, 293929, 881787, 1189451, 1899571, 3104177, 3568353, 5698713, 9312531, 127271257, 381813771]

約数ペア:

[(1, 381813771), (3, 127271257), (41, 9312531), (67, 5698713), (107, 3568353), (123, 3104177), (201, 1899571), (321, 1189451), (433, 881787), (1299, 293929), (2747, 138993), (4387, 87033), (7169, 53259), (8241, 46331), (13161, 29011), (17753, 21507)]