1639139035

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{31531}}^1$

素因数の和:31854

約数の個数: 16

約数和(自身を含む): 2027381472

約数和(自身を除く): 388242437

約数列:

[1, 5, 37, 185, 281, 1405, 10397, 31531, 51985, 157655, 1166647, 5833235, 8860211, 44301055, 327827807, 1639139035]

約数ペア:

[(1, 1639139035), (5, 327827807), (37, 44301055), (185, 8860211), (281, 5833235), (1405, 1166647), (10397, 157655), (31531, 51985)]