1001489975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{7577}}^1$

素因数の和:7915

約数の個数: 24

約数和(自身を含む): 1319299488

約数和(自身を除く): 317809513

約数列:

[1, 5, 17, 25, 85, 311, 425, 1555, 5287, 7577, 7775, 26435, 37885, 128809, 132175, 189425, 644045, 2356447, 3220225, 11782235, 40059599, 58911175, 200297995, 1001489975]

約数ペア:

[(1, 1001489975), (5, 200297995), (17, 58911175), (25, 40059599), (85, 11782235), (311, 3220225), (425, 2356447), (1555, 644045), (5287, 189425), (7577, 132175), (7775, 128809), (26435, 37885)]