81850503

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{29753}}^1$

素因数の和:29894

約数の個数: 16

約数和(自身を含む): 125680896

約数和(自身を除く): 43830393

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 29753, 89259, 208271, 624813, 3897643, 11692929, 27283501, 81850503]

約数ペア:

[(1, 81850503), (3, 27283501), (7, 11692929), (21, 3897643), (131, 624813), (393, 208271), (917, 89259), (2751, 29753)]