72471267

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 119064000

約数和(自身を除く): 46592733

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 163, 297, 489, 499, 891, 1467, 1497, 1793, 4401, 4491, 5379, 5489, 13203, 13473, 16137, 16467, 40419, 48411, 49401, 81337, 145233, 148203, 244011, 444609, 732033, 894707, 2196099, 2684121, 6588297, 8052363, 24157089, 72471267]

約数ペア:

[(1, 72471267), (3, 24157089), (9, 8052363), (11, 6588297), (27, 2684121), (33, 2196099), (81, 894707), (99, 732033), (163, 444609), (297, 244011), (489, 148203), (499, 145233), (891, 81337), (1467, 49401), (1497, 48411), (1793, 40419), (4401, 16467), (4491, 16137), (5379, 13473), (5489, 13203)]