261013038

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{304211}}^1$

素因数の和:304240

約数の個数: 32

約数和(自身を含む): 613291392

約数和(自身を除く): 352278354

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 304211, 608422, 912633, 1825266, 3346321, 3954743, 6692642, 7909486, 10038963, 11864229, 20077926, 23728458, 43502173, 87004346, 130506519, 261013038]

約数ペア:

[(1, 261013038), (2, 130506519), (3, 87004346), (6, 43502173), (11, 23728458), (13, 20077926), (22, 11864229), (26, 10038963), (33, 7909486), (39, 6692642), (66, 3954743), (78, 3346321), (143, 1825266), (286, 912633), (429, 608422), (858, 304211)]