213343956

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:995

約数の個数: 120

約数和(自身を含む): 643991040

約数和(自身を除く): 430647084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 109, 126, 162, 189, 218, 252, 324, 327, 378, 436, 567, 654, 756, 763, 863, 981, 1134, 1308, 1526, 1726, 1962, 2268, 2289, 2589, 2943, 3052, 3452, 3924, 4578, 5178, 5886, 6041, 6867, 7767, 8829, 9156, 10356, 11772, 12082, 13734, 15534, 17658, 18123, 20601, 23301, 24164, 27468, 31068, 35316, 36246, 41202, 46602, 54369, 61803, 69903, 72492, 82404, 93204, 94067, 108738, 123606, 139806, 163107, 188134, 217476, 247212, 279612, 282201, 326214, 376268, 489321, 564402, 652428, 658469, 846603, 978642, 1128804, 1316938, 1693206, 1957284, 1975407, 2539809, 2633876, 3386412, 3950814, 5079618, 5926221, 7619427, 7901628, 10159236, 11852442, 15238854, 17778663, 23704884, 30477708, 35557326, 53335989, 71114652, 106671978, 213343956]

約数ペア:

[(1, 213343956), (2, 106671978), (3, 71114652), (4, 53335989), (6, 35557326), (7, 30477708), (9, 23704884), (12, 17778663), (14, 15238854), (18, 11852442), (21, 10159236), (27, 7901628), (28, 7619427), (36, 5926221), (42, 5079618), (54, 3950814), (63, 3386412), (81, 2633876), (84, 2539809), (108, 1975407), (109, 1957284), (126, 1693206), (162, 1316938), (189, 1128804), (218, 978642), (252, 846603), (324, 658469), (327, 652428), (378, 564402), (436, 489321), (567, 376268), (654, 326214), (756, 282201), (763, 279612), (863, 247212), (981, 217476), (1134, 188134), (1308, 163107), (1526, 139806), (1726, 123606), (1962, 108738), (2268, 94067), (2289, 93204), (2589, 82404), (2943, 72492), (3052, 69903), (3452, 61803), (3924, 54369), (4578, 46602), (5178, 41202), (5886, 36246), (6041, 35316), (6867, 31068), (7767, 27468), (8829, 24164), (9156, 23301), (10356, 20601), (11772, 18123), (12082, 17658), (13734, 15534)]