81461569306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2750779}}^1$

素因数の和:2750878

約数の個数: 32

約数和(自身を含む): 141412098240

約数和(自身を除く): 59950528934

約数列:

[1, 2, 13, 17, 26, 34, 67, 134, 221, 442, 871, 1139, 1742, 2278, 14807, 29614, 2750779, 5501558, 35760127, 46763243, 71520254, 93526486, 184302193, 368604386, 607922159, 1215844318, 2395928509, 3133137281, 4791857018, 6266274562, 40730784653, 81461569306]

約数ペア:

[(1, 81461569306), (2, 40730784653), (13, 6266274562), (17, 4791857018), (26, 3133137281), (34, 2395928509), (67, 1215844318), (134, 607922159), (221, 368604386), (442, 184302193), (871, 93526486), (1139, 71520254), (1742, 46763243), (2278, 35760127), (14807, 5501558), (29614, 2750779)]