15880101111

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{651331}}^1$

素因数の和:651393

約数の個数: 40

約数和(自身を含む): 27741532544

約数和(自身を除く): 11861431433

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 567, 903, 1161, 2709, 3483, 8127, 24381, 651331, 1953993, 4559317, 5861979, 13677951, 17585937, 28007233, 41033853, 52757811, 84021699, 123101559, 196050631, 252065097, 369304677, 588151893, 756195291, 1764455679, 2268585873, 5293367037, 15880101111]

約数ペア:

[(1, 15880101111), (3, 5293367037), (7, 2268585873), (9, 1764455679), (21, 756195291), (27, 588151893), (43, 369304677), (63, 252065097), (81, 196050631), (129, 123101559), (189, 84021699), (301, 52757811), (387, 41033853), (567, 28007233), (903, 17585937), (1161, 13677951), (2709, 5861979), (3483, 4559317), (8127, 1953993), (24381, 651331)]