42802991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 59512320

約数和(自身を除く): 16709329

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1309, 1463, 1721, 2261, 3553, 12047, 18931, 24871, 29257, 32699, 132517, 204799, 228893, 321827, 359689, 555883, 2252789, 2517823, 3891181, 6114713, 42802991]

約数ペア:

[(1, 42802991), (7, 6114713), (11, 3891181), (17, 2517823), (19, 2252789), (77, 555883), (119, 359689), (133, 321827), (187, 228893), (209, 204799), (323, 132517), (1309, 32699), (1463, 29257), (1721, 24871), (2261, 18931), (3553, 12047)]