212488419

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 354816000

約数和(自身を除く): 142327581

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 131, 143, 199, 209, 247, 393, 429, 597, 627, 741, 1441, 1703, 2189, 2489, 2587, 2717, 3781, 4323, 5109, 6567, 7467, 7761, 8151, 11343, 18733, 26069, 27379, 28457, 32357, 41591, 49153, 56199, 78207, 82137, 85371, 97071, 124773, 147459, 286759, 338897, 355927, 495311, 540683, 860277, 1016691, 1067781, 1485933, 1622049, 3727867, 5448421, 6439043, 11183601, 16345263, 19317129, 70829473, 212488419]

約数ペア:

[(1, 212488419), (3, 70829473), (11, 19317129), (13, 16345263), (19, 11183601), (33, 6439043), (39, 5448421), (57, 3727867), (131, 1622049), (143, 1485933), (199, 1067781), (209, 1016691), (247, 860277), (393, 540683), (429, 495311), (597, 355927), (627, 338897), (741, 286759), (1441, 147459), (1703, 124773), (2189, 97071), (2489, 85371), (2587, 82137), (2717, 78207), (3781, 56199), (4323, 49153), (5109, 41591), (6567, 32357), (7467, 28457), (7761, 27379), (8151, 26069), (11343, 18733)]