87781538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{91249}}^1$

素因数の和:91301

約数の個数: 16

約数和(自身を含む): 145635000

約数和(自身を除く): 57853462

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 91249, 182498, 1186237, 2372474, 3376213, 6752426, 43890769, 87781538]

約数ペア:

[(1, 87781538), (2, 43890769), (13, 6752426), (26, 3376213), (37, 2372474), (74, 1186237), (481, 182498), (962, 91249)]