221327316

素因数分解:

$2^2\times 3^6\times 7^2\times {\mathrm{1549}}^1$

素因数の和:1585

約数の個数: 126

約数和(自身を含む): 675965850

約数和(自身を除く): 454638534

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 729, 756, 882, 972, 1134, 1323, 1458, 1549, 1701, 1764, 2268, 2646, 2916, 3098, 3402, 3969, 4647, 5103, 5292, 6196, 6804, 7938, 9294, 10206, 10843, 11907, 13941, 15876, 18588, 20412, 21686, 23814, 27882, 32529, 35721, 41823, 43372, 47628, 55764, 65058, 71442, 75901, 83646, 97587, 125469, 130116, 142884, 151802, 167292, 195174, 227703, 250938, 292761, 303604, 376407, 390348, 455406, 501876, 585522, 683109, 752814, 878283, 910812, 1129221, 1171044, 1366218, 1505628, 1756566, 2049327, 2258442, 2634849, 2732436, 3513132, 4098654, 4516884, 5269698, 6147981, 7904547, 8197308, 10539396, 12295962, 15809094, 18443943, 24591924, 31618188, 36887886, 55331829, 73775772, 110663658, 221327316]

約数ペア:

[(1, 221327316), (2, 110663658), (3, 73775772), (4, 55331829), (6, 36887886), (7, 31618188), (9, 24591924), (12, 18443943), (14, 15809094), (18, 12295962), (21, 10539396), (27, 8197308), (28, 7904547), (36, 6147981), (42, 5269698), (49, 4516884), (54, 4098654), (63, 3513132), (81, 2732436), (84, 2634849), (98, 2258442), (108, 2049327), (126, 1756566), (147, 1505628), (162, 1366218), (189, 1171044), (196, 1129221), (243, 910812), (252, 878283), (294, 752814), (324, 683109), (378, 585522), (441, 501876), (486, 455406), (567, 390348), (588, 376407), (729, 303604), (756, 292761), (882, 250938), (972, 227703), (1134, 195174), (1323, 167292), (1458, 151802), (1549, 142884), (1701, 130116), (1764, 125469), (2268, 97587), (2646, 83646), (2916, 75901), (3098, 71442), (3402, 65058), (3969, 55764), (4647, 47628), (5103, 43372), (5292, 41823), (6196, 35721), (6804, 32529), (7938, 27882), (9294, 23814), (10206, 21686), (10843, 20412), (11907, 18588), (13941, 15876)]