201984991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 237404160

約数和(自身を除く): 35419169

約数列:

[1, 13, 19, 47, 127, 137, 247, 611, 893, 1651, 1781, 2413, 2603, 5969, 6439, 11609, 17399, 31369, 33839, 77597, 83707, 113411, 122341, 226187, 330581, 817753, 1474343, 1590433, 4297553, 10630789, 15537307, 201984991]

約数ペア:

[(1, 201984991), (13, 15537307), (19, 10630789), (47, 4297553), (127, 1590433), (137, 1474343), (247, 817753), (611, 330581), (893, 226187), (1651, 122341), (1781, 113411), (2413, 83707), (2603, 77597), (5969, 33839), (6439, 31369), (11609, 17399)]