28563876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4243}}^1$

素因数の和:4281

約数の個数: 72

約数和(自身を含む): 83420064

約数和(自身を除く): 54856188

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3366, 4243, 6732, 8486, 12729, 16972, 25458, 38187, 46673, 50916, 72131, 76374, 93346, 140019, 144262, 152748, 186692, 216393, 280038, 288524, 420057, 432786, 560076, 649179, 793441, 840114, 865572, 1298358, 1586882, 1680228, 2380323, 2596716, 3173764, 4760646, 7140969, 9521292, 14281938, 28563876]

約数ペア:

[(1, 28563876), (2, 14281938), (3, 9521292), (4, 7140969), (6, 4760646), (9, 3173764), (11, 2596716), (12, 2380323), (17, 1680228), (18, 1586882), (22, 1298358), (33, 865572), (34, 840114), (36, 793441), (44, 649179), (51, 560076), (66, 432786), (68, 420057), (99, 288524), (102, 280038), (132, 216393), (153, 186692), (187, 152748), (198, 144262), (204, 140019), (306, 93346), (374, 76374), (396, 72131), (561, 50916), (612, 46673), (748, 38187), (1122, 25458), (1683, 16972), (2244, 12729), (3366, 8486), (4243, 6732)]