28398312

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20759}}^1$

素因数の和:20790

約数の個数: 48

約数和(自身を含む): 80964000

約数和(自身を除く): 52565688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20759, 41518, 62277, 83036, 124554, 166072, 186831, 249108, 373662, 394421, 498216, 747324, 788842, 1183263, 1494648, 1577684, 2366526, 3155368, 3549789, 4733052, 7099578, 9466104, 14199156, 28398312]

約数ペア:

[(1, 28398312), (2, 14199156), (3, 9466104), (4, 7099578), (6, 4733052), (8, 3549789), (9, 3155368), (12, 2366526), (18, 1577684), (19, 1494648), (24, 1183263), (36, 788842), (38, 747324), (57, 498216), (72, 394421), (76, 373662), (114, 249108), (152, 186831), (171, 166072), (228, 124554), (342, 83036), (456, 62277), (684, 41518), (1368, 20759)]