166019861

素因数分解:

$7^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 197720064

約数和(自身を除く): 31700203

約数列:

[1, 7, 43, 101, 127, 301, 707, 889, 1849, 4343, 5461, 12827, 12943, 30401, 38227, 89789, 186749, 234823, 551561, 1307243, 1643761, 3860927, 23717123, 166019861]

約数ペア:

[(1, 166019861), (7, 23717123), (43, 3860927), (101, 1643761), (127, 1307243), (301, 551561), (707, 234823), (889, 186749), (1849, 89789), (4343, 38227), (5461, 30401), (12827, 12943)]