267653945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1499}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 359856000

約数和(自身を除く): 92202055

約数列:

[1, 5, 13, 41, 65, 67, 205, 335, 533, 871, 1499, 2665, 2747, 4355, 7495, 13735, 19487, 35711, 61459, 97435, 100433, 178555, 307295, 502165, 798967, 1305629, 3994835, 4117753, 6528145, 20588765, 53530789, 267653945]

約数ペア:

[(1, 267653945), (5, 53530789), (13, 20588765), (41, 6528145), (65, 4117753), (67, 3994835), (205, 1305629), (335, 798967), (533, 502165), (871, 307295), (1499, 178555), (2665, 100433), (2747, 97435), (4355, 61459), (7495, 35711), (13735, 19487)]