2557366821

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 3863388672

約数和(自身を除く): 1306021851

約数列:

[1, 3, 9, 43, 71, 129, 163, 213, 387, 489, 571, 639, 1467, 1713, 3053, 5139, 7009, 9159, 11573, 21027, 24553, 27477, 34719, 40541, 63081, 73659, 93073, 104157, 121623, 220977, 279219, 364869, 497639, 837657, 1492917, 1743263, 4002139, 4478751, 5229789, 6608183, 12006417, 15689367, 19824549, 36019251, 59473647, 284151869, 852455607, 2557366821]

約数ペア:

[(1, 2557366821), (3, 852455607), (9, 284151869), (43, 59473647), (71, 36019251), (129, 19824549), (163, 15689367), (213, 12006417), (387, 6608183), (489, 5229789), (571, 4478751), (639, 4002139), (1467, 1743263), (1713, 1492917), (3053, 837657), (5139, 497639), (7009, 364869), (9159, 279219), (11573, 220977), (21027, 121623), (24553, 104157), (27477, 93073), (34719, 73659), (40541, 63081)]