28788912

素因数分解:

$2^4\times 3^3\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:767

約数の個数: 80

約数和(自身を含む): 83566080

約数和(自身を除く): 54777168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 103, 108, 144, 206, 216, 309, 412, 432, 618, 647, 824, 927, 1236, 1294, 1648, 1854, 1941, 2472, 2588, 2781, 3708, 3882, 4944, 5176, 5562, 5823, 7416, 7764, 10352, 11124, 11646, 14832, 15528, 17469, 22248, 23292, 31056, 34938, 44496, 46584, 66641, 69876, 93168, 133282, 139752, 199923, 266564, 279504, 399846, 533128, 599769, 799692, 1066256, 1199538, 1599384, 1799307, 2399076, 3198768, 3598614, 4798152, 7197228, 9596304, 14394456, 28788912]

約数ペア:

[(1, 28788912), (2, 14394456), (3, 9596304), (4, 7197228), (6, 4798152), (8, 3598614), (9, 3198768), (12, 2399076), (16, 1799307), (18, 1599384), (24, 1199538), (27, 1066256), (36, 799692), (48, 599769), (54, 533128), (72, 399846), (103, 279504), (108, 266564), (144, 199923), (206, 139752), (216, 133282), (309, 93168), (412, 69876), (432, 66641), (618, 46584), (647, 44496), (824, 34938), (927, 31056), (1236, 23292), (1294, 22248), (1648, 17469), (1854, 15528), (1941, 14832), (2472, 11646), (2588, 11124), (2781, 10352), (3708, 7764), (3882, 7416), (4944, 5823), (5176, 5562)]