261830374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{530021}}^1$

素因数の和:530055

約数の個数: 16

約数和(自身を含む): 445218480

約数和(自身を除く): 183388106

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 530021, 1060042, 6890273, 10070399, 13780546, 20140798, 130915187, 261830374]

約数ペア:

[(1, 261830374), (2, 130915187), (13, 20140798), (19, 13780546), (26, 10070399), (38, 6890273), (247, 1060042), (494, 530021)]