15691247181

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:856

約数の個数: 80

約数和(自身を含む): 24898199040

約数和(自身を除く): 9206951859

約数列:

[1, 3, 9, 27, 29, 47, 81, 87, 141, 261, 311, 423, 457, 783, 933, 1269, 1363, 1371, 2349, 2799, 3807, 4089, 4113, 8397, 9019, 12267, 12339, 13253, 14617, 21479, 25191, 27057, 36801, 37017, 39759, 43851, 64437, 81171, 110403, 119277, 131553, 142127, 193311, 243513, 357831, 394659, 423893, 426381, 579933, 622891, 730539, 1073493, 1183977, 1271679, 1279143, 1739799, 1868673, 3815037, 3837429, 4121683, 5606019, 6679969, 11445111, 11512287, 12365049, 16818057, 20039907, 34335333, 37095147, 50454171, 60119721, 111285441, 180359163, 193719101, 333856323, 541077489, 581157303, 1743471909, 5230415727, 15691247181]

約数ペア:

[(1, 15691247181), (3, 5230415727), (9, 1743471909), (27, 581157303), (29, 541077489), (47, 333856323), (81, 193719101), (87, 180359163), (141, 111285441), (261, 60119721), (311, 50454171), (423, 37095147), (457, 34335333), (783, 20039907), (933, 16818057), (1269, 12365049), (1363, 11512287), (1371, 11445111), (2349, 6679969), (2799, 5606019), (3807, 4121683), (4089, 3837429), (4113, 3815037), (8397, 1868673), (9019, 1739799), (12267, 1279143), (12339, 1271679), (13253, 1183977), (14617, 1073493), (21479, 730539), (25191, 622891), (27057, 579933), (36801, 426381), (37017, 423893), (39759, 394659), (43851, 357831), (64437, 243513), (81171, 193311), (110403, 142127), (119277, 131553)]