42915145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 63802368

約数和(自身を除く): 20887223

約数列:

[1, 5, 7, 13, 35, 65, 91, 257, 367, 455, 1285, 1799, 1835, 2569, 3341, 4771, 8995, 12845, 16705, 23387, 23855, 33397, 94319, 116935, 166985, 471595, 660233, 1226147, 3301165, 6130735, 8583029, 42915145]

約数ペア:

[(1, 42915145), (5, 8583029), (7, 6130735), (13, 3301165), (35, 1226147), (65, 660233), (91, 471595), (257, 166985), (367, 116935), (455, 94319), (1285, 33397), (1799, 23855), (1835, 23387), (2569, 16705), (3341, 12845), (4771, 8995)]