28253555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 38873088

約数和(自身を除く): 10619533

約数列:

[1, 5, 11, 31, 55, 73, 155, 227, 341, 365, 803, 1135, 1705, 2263, 2497, 4015, 7037, 11315, 12485, 16571, 24893, 35185, 77407, 82855, 124465, 182281, 387035, 513701, 911405, 2568505, 5650711, 28253555]

約数ペア:

[(1, 28253555), (5, 5650711), (11, 2568505), (31, 911405), (55, 513701), (73, 387035), (155, 182281), (227, 124465), (341, 82855), (365, 77407), (803, 35185), (1135, 24893), (1705, 16571), (2263, 12485), (2497, 11315), (4015, 7037)]