221245101

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1916

約数の個数: 80

約数和(自身を含む): 433973760

約数和(自身を除く): 212728659

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 81, 99, 133, 171, 189, 209, 231, 297, 399, 513, 567, 627, 693, 891, 1197, 1463, 1539, 1867, 1881, 2079, 3591, 4389, 5601, 5643, 6237, 10773, 13069, 13167, 16803, 16929, 20537, 35473, 39207, 39501, 50409, 61611, 106419, 117621, 118503, 143759, 151227, 184833, 248311, 319257, 352863, 390203, 431277, 554499, 744933, 957771, 1058589, 1170609, 1293831, 1663497, 2234799, 2731421, 2873313, 3511827, 3881493, 6704397, 8194263, 10535481, 11644479, 20113191, 24582789, 31606443, 73748367, 221245101]

約数ペア:

[(1, 221245101), (3, 73748367), (7, 31606443), (9, 24582789), (11, 20113191), (19, 11644479), (21, 10535481), (27, 8194263), (33, 6704397), (57, 3881493), (63, 3511827), (77, 2873313), (81, 2731421), (99, 2234799), (133, 1663497), (171, 1293831), (189, 1170609), (209, 1058589), (231, 957771), (297, 744933), (399, 554499), (513, 431277), (567, 390203), (627, 352863), (693, 319257), (891, 248311), (1197, 184833), (1463, 151227), (1539, 143759), (1867, 118503), (1881, 117621), (2079, 106419), (3591, 61611), (4389, 50409), (5601, 39501), (5643, 39207), (6237, 35473), (10773, 20537), (13069, 16929), (13167, 16803)]