201720595

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{3823}}^1$

素因数の和:4062

約数の個数: 16

約数和(自身を含む): 247519872

約数和(自身を除く): 45799277

約数列:

[1, 5, 61, 173, 305, 865, 3823, 10553, 19115, 52765, 233203, 661379, 1166015, 3306895, 40344119, 201720595]

約数ペア:

[(1, 201720595), (5, 40344119), (61, 3306895), (173, 1166015), (305, 661379), (865, 233203), (3823, 52765), (10553, 19115)]