61982128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{297991}}^1$

素因数の和:298012

約数の個数: 20

約数和(自身を含む): 129328528

約数和(自身を除く): 67346400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 297991, 595982, 1191964, 2383928, 3873883, 4767856, 7747766, 15495532, 30991064, 61982128]

約数ペア:

[(1, 61982128), (2, 30991064), (4, 15495532), (8, 7747766), (13, 4767856), (16, 3873883), (26, 2383928), (52, 1191964), (104, 595982), (208, 297991)]