309958286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{6803}}^1$

素因数の和:6944

約数の個数: 32

約数和(自身を含む): 538876800

約数和(自身を除く): 228918514

約数列:

[1, 2, 11, 19, 22, 38, 109, 209, 218, 418, 1199, 2071, 2398, 4142, 6803, 13606, 22781, 45562, 74833, 129257, 149666, 258514, 741527, 1421827, 1483054, 2843654, 8156797, 14089013, 16313594, 28178026, 154979143, 309958286]

約数ペア:

[(1, 309958286), (2, 154979143), (11, 28178026), (19, 16313594), (22, 14089013), (38, 8156797), (109, 2843654), (209, 1483054), (218, 1421827), (418, 741527), (1199, 258514), (2071, 149666), (2398, 129257), (4142, 74833), (6803, 45562), (13606, 22781)]