16899971571

素因数分解:

$3^3\times 7^2\times {\mathrm{179}}^1\times {\mathrm{71363}}^1$

素因数の和:71565

約数の個数: 48

約数和(自身を含む): 29287785600

約数和(自身を除く): 12387814029

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 179, 189, 441, 537, 1253, 1323, 1611, 3759, 4833, 8771, 11277, 26313, 33831, 71363, 78939, 214089, 236817, 499541, 642267, 1498623, 1926801, 3496787, 4495869, 10490361, 12773977, 13487607, 31471083, 38321931, 89417839, 94413249, 114965793, 268253517, 344897379, 625924873, 804760551, 1877774619, 2414281653, 5633323857, 16899971571]

約数ペア:

[(1, 16899971571), (3, 5633323857), (7, 2414281653), (9, 1877774619), (21, 804760551), (27, 625924873), (49, 344897379), (63, 268253517), (147, 114965793), (179, 94413249), (189, 89417839), (441, 38321931), (537, 31471083), (1253, 13487607), (1323, 12773977), (1611, 10490361), (3759, 4495869), (4833, 3496787), (8771, 1926801), (11277, 1498623), (26313, 642267), (33831, 499541), (71363, 236817), (78939, 214089)]