165397856

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{397591}}^1$

素因数の和:397614

約数の個数: 24

約数和(自身を含む): 350676144

約数和(自身を除く): 185278288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 397591, 795182, 1590364, 3180728, 5168683, 6361456, 10337366, 12722912, 20674732, 41349464, 82698928, 165397856]

約数ペア:

[(1, 165397856), (2, 82698928), (4, 41349464), (8, 20674732), (13, 12722912), (16, 10337366), (26, 6361456), (32, 5168683), (52, 3180728), (104, 1590364), (208, 795182), (416, 397591)]