18268173

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 35544960

約数和(自身を除く): 17276787

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 33, 63, 77, 81, 87, 99, 101, 189, 203, 231, 261, 297, 303, 319, 567, 609, 693, 707, 783, 891, 909, 957, 1111, 1827, 2079, 2121, 2233, 2349, 2727, 2871, 2929, 3333, 5481, 6237, 6363, 6699, 7777, 8181, 8613, 8787, 9999, 16443, 19089, 20097, 20503, 23331, 25839, 26361, 29997, 32219, 57267, 60291, 61509, 69993, 79083, 89991, 96657, 180873, 184527, 209979, 225533, 237249, 289971, 553581, 629937, 676599, 869913, 1660743, 2029797, 2609739, 6089391, 18268173]

約数ペア:

[(1, 18268173), (3, 6089391), (7, 2609739), (9, 2029797), (11, 1660743), (21, 869913), (27, 676599), (29, 629937), (33, 553581), (63, 289971), (77, 237249), (81, 225533), (87, 209979), (99, 184527), (101, 180873), (189, 96657), (203, 89991), (231, 79083), (261, 69993), (297, 61509), (303, 60291), (319, 57267), (567, 32219), (609, 29997), (693, 26361), (707, 25839), (783, 23331), (891, 20503), (909, 20097), (957, 19089), (1111, 16443), (1827, 9999), (2079, 8787), (2121, 8613), (2233, 8181), (2349, 7777), (2727, 6699), (2871, 6363), (2929, 6237), (3333, 5481)]