128288319

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 180101040

約数和(自身を除く): 51812721

約数列:

[1, 3, 23, 69, 229, 353, 529, 687, 1059, 1587, 5267, 8119, 15801, 24357, 80837, 121141, 186737, 242511, 363423, 560211, 1859251, 5577753, 42762773, 128288319]

約数ペア:

[(1, 128288319), (3, 42762773), (23, 5577753), (69, 1859251), (229, 560211), (353, 363423), (529, 242511), (687, 186737), (1059, 121141), (1587, 80837), (5267, 24357), (8119, 15801)]