420938511

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{83869}}^1$

素因数の和:84118

約数の個数: 16

約数和(自身を含む): 644121600

約数和(自身を除く): 223183089

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 83869, 251607, 587083, 1761249, 20044691, 60134073, 140312837, 420938511]

約数ペア:

[(1, 420938511), (3, 140312837), (7, 60134073), (21, 20044691), (239, 1761249), (717, 587083), (1673, 251607), (5019, 83869)]