214936810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{7603}}^1$

素因数の和:7878

約数の個数: 32

約数和(自身を含む): 423755712

約数和(自身を除く): 208818902

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 2570, 2827, 5654, 7603, 14135, 15206, 28270, 38015, 76030, 83633, 167266, 418165, 836330, 1953971, 3907942, 9769855, 19539710, 21493681, 42987362, 107468405, 214936810]

約数ペア:

[(1, 214936810), (2, 107468405), (5, 42987362), (10, 21493681), (11, 19539710), (22, 9769855), (55, 3907942), (110, 1953971), (257, 836330), (514, 418165), (1285, 167266), (2570, 83633), (2827, 76030), (5654, 38015), (7603, 28270), (14135, 15206)]