12757745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2585

約数の個数: 32

約数和(自身を含む): 20563200

約数和(自身を除く): 7805455

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 2549, 5005, 12745, 17843, 28039, 33137, 89215, 140195, 165685, 196273, 231959, 364507, 981365, 1159795, 1822535, 2551549, 12757745]

約数ペア:

[(1, 12757745), (5, 2551549), (7, 1822535), (11, 1159795), (13, 981365), (35, 364507), (55, 231959), (65, 196273), (77, 165685), (91, 140195), (143, 89215), (385, 33137), (455, 28039), (715, 17843), (1001, 12745), (2549, 5005)]