25455038

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 45246144

約数和(自身を除く): 19791106

約数列:

[1, 2, 7, 14, 37, 74, 157, 259, 313, 314, 518, 626, 1099, 2191, 2198, 4382, 5809, 11581, 11618, 23162, 40663, 49141, 81067, 81326, 98282, 162134, 343987, 687974, 1818217, 3636434, 12727519, 25455038]

約数ペア:

[(1, 25455038), (2, 12727519), (7, 3636434), (14, 1818217), (37, 687974), (74, 343987), (157, 162134), (259, 98282), (313, 81326), (314, 81067), (518, 49141), (626, 40663), (1099, 23162), (2191, 11618), (2198, 11581), (4382, 5809)]