5198739

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 8655360

約数和(自身を除く): 3456621

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 139, 273, 411, 417, 959, 973, 1781, 1807, 2877, 2919, 5343, 5421, 12467, 12649, 19043, 37401, 37947, 57129, 133301, 247559, 399903, 742677, 1732913, 5198739]

約数ペア:

[(1, 5198739), (3, 1732913), (7, 742677), (13, 399903), (21, 247559), (39, 133301), (91, 57129), (137, 37947), (139, 37401), (273, 19043), (411, 12649), (417, 12467), (959, 5421), (973, 5343), (1781, 2919), (1807, 2877)]