78912267

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2819}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 127057920

約数和(自身を除く): 48145653

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1333, 2819, 3999, 8457, 9331, 19733, 27993, 59199, 87389, 121217, 262167, 363651, 611723, 848519, 1835169, 2545557, 3757727, 11273181, 26304089, 78912267]

約数ペア:

[(1, 78912267), (3, 26304089), (7, 11273181), (21, 3757727), (31, 2545557), (43, 1835169), (93, 848519), (129, 611723), (217, 363651), (301, 262167), (651, 121217), (903, 87389), (1333, 59199), (2819, 27993), (3999, 19733), (8457, 9331)]