420595

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 589248

約数和(自身を除く): 168653

約数列:

[1, 5, 7, 35, 61, 197, 305, 427, 985, 1379, 2135, 6895, 12017, 60085, 84119, 420595]

約数ペア:

[(1, 420595), (5, 84119), (7, 60085), (35, 12017), (61, 6895), (197, 2135), (305, 1379), (427, 985)]