81028715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{10711}}^1$

素因数の和:10822

約数の個数: 16

約数和(自身を含む): 104120640

約数和(自身を除く): 23091925

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 10711, 53555, 182087, 910435, 953279, 4766395, 16205743, 81028715]

約数ペア:

[(1, 81028715), (5, 16205743), (17, 4766395), (85, 953279), (89, 910435), (445, 182087), (1513, 53555), (7565, 10711)]