163789955

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 228856320

約数和(自身を除く): 65066365

約数列:

[1, 5, 7, 35, 131, 139, 257, 655, 695, 917, 973, 1285, 1799, 4585, 4865, 8995, 18209, 33667, 35723, 91045, 127463, 168335, 178615, 235669, 250061, 637315, 1178345, 1250305, 4679713, 23398565, 32757991, 163789955]

約数ペア:

[(1, 163789955), (5, 32757991), (7, 23398565), (35, 4679713), (131, 1250305), (139, 1178345), (257, 637315), (655, 250061), (695, 235669), (917, 178615), (973, 168335), (1285, 127463), (1799, 91045), (4585, 35723), (4865, 33667), (8995, 18209)]