261622136

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{479}}^1\times {\mathrm{1019}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 499392000

約数和(自身を除く): 237769864

約数列:

[1, 2, 4, 8, 67, 134, 268, 479, 536, 958, 1019, 1916, 2038, 3832, 4076, 8152, 32093, 64186, 68273, 128372, 136546, 256744, 273092, 488101, 546184, 976202, 1952404, 3904808, 32702767, 65405534, 130811068, 261622136]

約数ペア:

[(1, 261622136), (2, 130811068), (4, 65405534), (8, 32702767), (67, 3904808), (134, 1952404), (268, 976202), (479, 546184), (536, 488101), (958, 273092), (1019, 256744), (1916, 136546), (2038, 128372), (3832, 68273), (4076, 64186), (8152, 32093)]