28221354

素因数分解:

$2^1\times 3^2\times 7^4\times {\mathrm{653}}^1$

素因数の和:689

約数の個数: 60

約数和(自身を含む): 71442306

約数和(自身を除く): 43220952

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 653, 686, 882, 1029, 1306, 1959, 2058, 2401, 3087, 3918, 4571, 4802, 5877, 6174, 7203, 9142, 11754, 13713, 14406, 21609, 27426, 31997, 41139, 43218, 63994, 82278, 95991, 191982, 223979, 287973, 447958, 575946, 671937, 1343874, 1567853, 2015811, 3135706, 4031622, 4703559, 9407118, 14110677, 28221354]

約数ペア:

[(1, 28221354), (2, 14110677), (3, 9407118), (6, 4703559), (7, 4031622), (9, 3135706), (14, 2015811), (18, 1567853), (21, 1343874), (42, 671937), (49, 575946), (63, 447958), (98, 287973), (126, 223979), (147, 191982), (294, 95991), (343, 82278), (441, 63994), (653, 43218), (686, 41139), (882, 31997), (1029, 27426), (1306, 21609), (1959, 14406), (2058, 13713), (2401, 11754), (3087, 9142), (3918, 7203), (4571, 6174), (4802, 5877)]