349990487

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1013}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 445275792

約数和(自身を除く): 95285305

約数列:

[1, 7, 11, 49, 77, 539, 641, 1013, 4487, 7051, 7091, 11143, 31409, 49357, 49637, 78001, 345499, 546007, 649333, 4545331, 7142663, 31817317, 49998641, 349990487]

約数ペア:

[(1, 349990487), (7, 49998641), (11, 31817317), (49, 7142663), (77, 4545331), (539, 649333), (641, 546007), (1013, 345499), (4487, 78001), (7051, 49637), (7091, 49357), (11143, 31409)]