31801305

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 54183168

約数和(自身を除く): 22381863

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 311, 401, 933, 1203, 1555, 2005, 4665, 5287, 6015, 6817, 15861, 20451, 26435, 34085, 79305, 102255, 124711, 374133, 623555, 1870665, 2120087, 6360261, 10600435, 31801305]

約数ペア:

[(1, 31801305), (3, 10600435), (5, 6360261), (15, 2120087), (17, 1870665), (51, 623555), (85, 374133), (255, 124711), (311, 102255), (401, 79305), (933, 34085), (1203, 26435), (1555, 20451), (2005, 15861), (4665, 6817), (5287, 6015)]