42681457

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 53465280

約数和(自身を除く): 10783823

約数列:

[1, 7, 13, 91, 109, 169, 331, 763, 1183, 1417, 2317, 4303, 9919, 18421, 30121, 36079, 55939, 128947, 252553, 391573, 469027, 3283189, 6097351, 42681457]

約数ペア:

[(1, 42681457), (7, 6097351), (13, 3283189), (91, 469027), (109, 391573), (169, 252553), (331, 128947), (763, 55939), (1183, 36079), (1417, 30121), (2317, 18421), (4303, 9919)]