205874916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1319711}}^1$

素因数の和:1319731

約数の個数: 24

約数和(自身を含む): 517327104

約数和(自身を除く): 311452188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1319711, 2639422, 3959133, 5278844, 7918266, 15836532, 17156243, 34312486, 51468729, 68624972, 102937458, 205874916]

約数ペア:

[(1, 205874916), (2, 102937458), (3, 68624972), (4, 51468729), (6, 34312486), (12, 17156243), (13, 15836532), (26, 7918266), (39, 5278844), (52, 3959133), (78, 2639422), (156, 1319711)]