218212218

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{337}}^1\times {\mathrm{571}}^1$

素因数の和:929

約数の個数: 80

約数和(自身を含む): 561447744

約数和(自身を除く): 343235526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 337, 378, 567, 571, 674, 1011, 1134, 1142, 1713, 2022, 2359, 3033, 3426, 3997, 4718, 5139, 6066, 7077, 7994, 9099, 10278, 11991, 14154, 15417, 18198, 21231, 23982, 27297, 30834, 35973, 42462, 46251, 54594, 63693, 71946, 92502, 107919, 127386, 191079, 192427, 215838, 323757, 382158, 384854, 577281, 647514, 1154562, 1346989, 1731843, 2693978, 3463686, 4040967, 5195529, 8081934, 10391058, 12122901, 15586587, 24245802, 31173174, 36368703, 72737406, 109106109, 218212218]

約数ペア:

[(1, 218212218), (2, 109106109), (3, 72737406), (6, 36368703), (7, 31173174), (9, 24245802), (14, 15586587), (18, 12122901), (21, 10391058), (27, 8081934), (42, 5195529), (54, 4040967), (63, 3463686), (81, 2693978), (126, 1731843), (162, 1346989), (189, 1154562), (337, 647514), (378, 577281), (567, 384854), (571, 382158), (674, 323757), (1011, 215838), (1134, 192427), (1142, 191079), (1713, 127386), (2022, 107919), (2359, 92502), (3033, 71946), (3426, 63693), (3997, 54594), (4718, 46251), (5139, 42462), (6066, 35973), (7077, 30834), (7994, 27297), (9099, 23982), (10278, 21231), (11991, 18198), (14154, 15417)]