68863912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1033}}^1$

素因数の和:1693

約数の個数: 32

約数和(自身を含む): 139403880

約数和(自身を除く): 70539968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 641, 1033, 1282, 2066, 2564, 4132, 5128, 8264, 8333, 13429, 16666, 26858, 33332, 53716, 66664, 107432, 662153, 1324306, 2648612, 5297224, 8607989, 17215978, 34431956, 68863912]

約数ペア:

[(1, 68863912), (2, 34431956), (4, 17215978), (8, 8607989), (13, 5297224), (26, 2648612), (52, 1324306), (104, 662153), (641, 107432), (1033, 66664), (1282, 53716), (2066, 33332), (2564, 26858), (4132, 16666), (5128, 13429), (8264, 8333)]