28981414

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{613}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 54464256

約数和(自身を除く): 25482842

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 307, 613, 614, 1226, 2149, 3377, 4291, 4298, 6743, 6754, 8582, 13486, 23639, 47201, 47278, 94402, 188191, 376382, 1317337, 2070101, 2634674, 4140202, 14490707, 28981414]

約数ペア:

[(1, 28981414), (2, 14490707), (7, 4140202), (11, 2634674), (14, 2070101), (22, 1317337), (77, 376382), (154, 188191), (307, 94402), (613, 47278), (614, 47201), (1226, 23639), (2149, 13486), (3377, 8582), (4291, 6754), (4298, 6743)]