2278778859

素因数分解:

$3^3\times 7^2\times {\mathrm{457}}^1\times {\mathrm{3769}}^1$

素因数の和:4249

約数の個数: 48

約数和(自身を含む): 3936784800

約数和(自身を除く): 1658005941

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 457, 1323, 1371, 3199, 3769, 4113, 9597, 11307, 12339, 22393, 26383, 28791, 33921, 67179, 79149, 86373, 101763, 184681, 201537, 237447, 554043, 604611, 712341, 1662129, 1722433, 4986387, 5167299, 12057031, 15501897, 36171093, 46505691, 84399217, 108513279, 253197651, 325539837, 759592953, 2278778859]

約数ペア:

[(1, 2278778859), (3, 759592953), (7, 325539837), (9, 253197651), (21, 108513279), (27, 84399217), (49, 46505691), (63, 36171093), (147, 15501897), (189, 12057031), (441, 5167299), (457, 4986387), (1323, 1722433), (1371, 1662129), (3199, 712341), (3769, 604611), (4113, 554043), (9597, 237447), (11307, 201537), (12339, 184681), (22393, 101763), (26383, 86373), (28791, 79149), (33921, 67179)]