64965985

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 92408832

約数和(自身を除く): 27442847

約数列:

[1, 5, 7, 35, 47, 73, 235, 329, 365, 511, 541, 1645, 2555, 2705, 3431, 3787, 17155, 18935, 24017, 25427, 39493, 120085, 127135, 177989, 197465, 276451, 889945, 1382255, 1856171, 9280855, 12993197, 64965985]

約数ペア:

[(1, 64965985), (5, 12993197), (7, 9280855), (35, 1856171), (47, 1382255), (73, 889945), (235, 276451), (329, 197465), (365, 177989), (511, 127135), (541, 120085), (1645, 39493), (2555, 25427), (2705, 24017), (3431, 18935), (3787, 17155)]