201993821991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1489597}}^1$

素因数の和:1489696

約数の個数: 48

約数和(自身を含む): 336172476640

約数和(自身を除く): 134178654649

約数列:

[1, 3, 9, 13, 19, 39, 57, 61, 117, 171, 183, 247, 549, 741, 793, 1159, 2223, 2379, 3477, 7137, 10431, 15067, 45201, 135603, 1489597, 4468791, 13406373, 19364761, 28302343, 58094283, 84907029, 90865417, 174282849, 254721087, 272596251, 367930459, 817788753, 1103791377, 1181250421, 1726442923, 3311374131, 3543751263, 5179328769, 10631253789, 15537986307, 22443757999, 67331273997, 201993821991]

約数ペア:

[(1, 201993821991), (3, 67331273997), (9, 22443757999), (13, 15537986307), (19, 10631253789), (39, 5179328769), (57, 3543751263), (61, 3311374131), (117, 1726442923), (171, 1181250421), (183, 1103791377), (247, 817788753), (549, 367930459), (741, 272596251), (793, 254721087), (1159, 174282849), (2223, 90865417), (2379, 84907029), (3477, 58094283), (7137, 28302343), (10431, 19364761), (15067, 13406373), (45201, 4468791), (135603, 1489597)]