13872418567

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4283}}^1$

素因数の和:4401

約数の個数: 40

約数和(自身を含む): 17279256960

約数和(自身を除く): 3406838393

約数列:

[1, 7, 19, 49, 71, 133, 343, 497, 931, 1349, 2401, 3479, 4283, 6517, 9443, 24353, 29981, 45619, 66101, 81377, 170471, 209867, 304093, 462707, 569639, 1469069, 2128651, 3238949, 3987473, 5777767, 10283483, 14900557, 27912311, 40444369, 104303899, 195386177, 283110583, 730127293, 1981774081, 13872418567]

約数ペア:

[(1, 13872418567), (7, 1981774081), (19, 730127293), (49, 283110583), (71, 195386177), (133, 104303899), (343, 40444369), (497, 27912311), (931, 14900557), (1349, 10283483), (2401, 5777767), (3479, 3987473), (4283, 3238949), (6517, 2128651), (9443, 1469069), (24353, 569639), (29981, 462707), (45619, 304093), (66101, 209867), (81377, 170471)]