261608778843

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{138371}}^1$

素因数の和:139243

約数の個数: 32

約数和(自身を含む): 376593235200

約数和(自身を除く): 114984456357

約数列:

[1, 3, 19, 41, 57, 123, 779, 809, 2337, 2427, 15371, 33169, 46113, 99507, 138371, 415113, 630211, 1890633, 2629049, 5673211, 7887147, 17019633, 107791009, 111942139, 323373027, 335826417, 2126900641, 4589627699, 6380701923, 13768883097, 87202926281, 261608778843]

約数ペア:

[(1, 261608778843), (3, 87202926281), (19, 13768883097), (41, 6380701923), (57, 4589627699), (123, 2126900641), (779, 335826417), (809, 323373027), (2337, 111942139), (2427, 107791009), (15371, 17019633), (33169, 7887147), (46113, 5673211), (99507, 2629049), (138371, 1890633), (415113, 630211)]