28591794

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 78998400

約数和(自身を除く): 50406606

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 343, 421, 441, 462, 539, 686, 693, 842, 882, 1029, 1078, 1263, 1386, 1617, 2058, 2526, 2947, 3087, 3234, 3773, 3789, 4631, 4851, 5894, 6174, 7546, 7578, 8841, 9262, 9702, 11319, 13893, 17682, 20629, 22638, 26523, 27786, 32417, 33957, 41258, 41679, 53046, 61887, 64834, 67914, 83358, 97251, 123774, 144403, 185661, 194502, 226919, 288806, 291753, 371322, 433209, 453838, 583506, 680757, 866418, 1299627, 1361514, 1588433, 2042271, 2599254, 3176866, 4084542, 4765299, 9530598, 14295897, 28591794]

約数ペア:

[(1, 28591794), (2, 14295897), (3, 9530598), (6, 4765299), (7, 4084542), (9, 3176866), (11, 2599254), (14, 2042271), (18, 1588433), (21, 1361514), (22, 1299627), (33, 866418), (42, 680757), (49, 583506), (63, 453838), (66, 433209), (77, 371322), (98, 291753), (99, 288806), (126, 226919), (147, 194502), (154, 185661), (198, 144403), (231, 123774), (294, 97251), (343, 83358), (421, 67914), (441, 64834), (462, 61887), (539, 53046), (686, 41679), (693, 41258), (842, 33957), (882, 32417), (1029, 27786), (1078, 26523), (1263, 22638), (1386, 20629), (1617, 17682), (2058, 13893), (2526, 11319), (2947, 9702), (3087, 9262), (3234, 8841), (3773, 7578), (3789, 7546), (4631, 6174), (4851, 5894)]