1380451319

素因数分解:

${\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 1522311120

約数和(自身を除く): 141859801

約数列:

[1, 13, 109, 137, 169, 547, 1417, 1781, 7111, 14933, 18421, 23153, 59623, 74939, 92443, 194129, 775099, 974207, 2523677, 8168351, 10076287, 12664691, 106188563, 1380451319]

約数ペア:

[(1, 1380451319), (13, 106188563), (109, 12664691), (137, 10076287), (169, 8168351), (547, 2523677), (1417, 974207), (1781, 775099), (7111, 194129), (14933, 92443), (18421, 74939), (23153, 59623)]