161219807

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1997}}^1$

素因数の和:2630

約数の個数: 16

約数和(自身を含む): 194365440

約数和(自身を除く): 33145633

約数列:

[1, 7, 19, 133, 607, 1997, 4249, 11533, 13979, 37943, 80731, 265601, 1212179, 8485253, 23031401, 161219807]

約数ペア:

[(1, 161219807), (7, 23031401), (19, 8485253), (133, 1212179), (607, 265601), (1997, 80731), (4249, 37943), (11533, 13979)]