203421807

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 306675200

約数和(自身を除く): 103253393

約数列:

[1, 3, 9, 27, 103, 193, 309, 379, 579, 927, 1137, 1737, 2781, 3411, 5211, 10233, 19879, 39037, 59637, 73147, 117111, 178911, 219441, 351333, 536733, 658323, 1053999, 1974969, 7534141, 22602423, 67807269, 203421807]

約数ペア:

[(1, 203421807), (3, 67807269), (9, 22602423), (27, 7534141), (103, 1974969), (193, 1053999), (309, 658323), (379, 536733), (579, 351333), (927, 219441), (1137, 178911), (1737, 117111), (2781, 73147), (3411, 59637), (5211, 39037), (10233, 19879)]