1678902628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{408691}}^1$

素因数の和:408787

約数の個数: 24

約数和(自身を含む): 3204145280

約数和(自身を除く): 1525242652

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 408691, 817382, 1634764, 5312983, 10625966, 21251932, 32286589, 64573178, 129146356, 419725657, 839451314, 1678902628]

約数ペア:

[(1, 1678902628), (2, 839451314), (4, 419725657), (13, 129146356), (26, 64573178), (52, 32286589), (79, 21251932), (158, 10625966), (316, 5312983), (1027, 1634764), (2054, 817382), (4108, 408691)]