81660234

素因数分解:

$2^1\times 3^1\times {\mathrm{631}}^1\times {\mathrm{21569}}^1$

素因数の和:22205

約数の個数: 16

約数和(自身を含む): 163586880

約数和(自身を除く): 81926646

約数列:

[1, 2, 3, 6, 631, 1262, 1893, 3786, 21569, 43138, 64707, 129414, 13610039, 27220078, 40830117, 81660234]

約数ペア:

[(1, 81660234), (2, 40830117), (3, 27220078), (6, 13610039), (631, 129414), (1262, 64707), (1893, 43138), (3786, 21569)]