12721082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 21841920

約数和(自身を除く): 9120838

約数列:

[1, 2, 11, 22, 29, 58, 127, 157, 254, 314, 319, 638, 1397, 1727, 2794, 3454, 3683, 4553, 7366, 9106, 19939, 39878, 40513, 50083, 81026, 100166, 219329, 438658, 578231, 1156462, 6360541, 12721082]

約数ペア:

[(1, 12721082), (2, 6360541), (11, 1156462), (22, 578231), (29, 438658), (58, 219329), (127, 100166), (157, 81026), (254, 50083), (314, 40513), (319, 39878), (638, 19939), (1397, 9106), (1727, 7366), (2794, 4553), (3454, 3683)]