61968535

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{997}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 77029632

約数和(自身を除く): 15061097

約数列:

[1, 5, 31, 155, 401, 997, 2005, 4985, 12431, 30907, 62155, 154535, 399797, 1998985, 12393707, 61968535]

約数ペア:

[(1, 61968535), (5, 12393707), (31, 1998985), (155, 399797), (401, 154535), (997, 62155), (2005, 30907), (4985, 12431)]