72488781

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5807}}^1$

素因数の和:5905

約数の個数: 24

約数和(自身を含む): 111745920

約数和(自身を除く): 39257139

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 4161, 5807, 12483, 17421, 52263, 110333, 330999, 423911, 992997, 1271733, 3815199, 8054309, 24162927, 72488781]

約数ペア:

[(1, 72488781), (3, 24162927), (9, 8054309), (19, 3815199), (57, 1271733), (73, 992997), (171, 423911), (219, 330999), (657, 110333), (1387, 52263), (4161, 17421), (5807, 12483)]