28219842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7723}}^1$

素因数の和:7767

約数の個数: 48

約数和(自身を含む): 72296640

約数和(自身を除く): 44076798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 7723, 15446, 23169, 46338, 54061, 69507, 108122, 139014, 162183, 223967, 324366, 447934, 486549, 671901, 973098, 1343802, 1567769, 2015703, 3135538, 4031406, 4703307, 9406614, 14109921, 28219842]

約数ペア:

[(1, 28219842), (2, 14109921), (3, 9406614), (6, 4703307), (7, 4031406), (9, 3135538), (14, 2015703), (18, 1567769), (21, 1343802), (29, 973098), (42, 671901), (58, 486549), (63, 447934), (87, 324366), (126, 223967), (174, 162183), (203, 139014), (261, 108122), (406, 69507), (522, 54061), (609, 46338), (1218, 23169), (1827, 15446), (3654, 7723)]