1283409813

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{90007}}^1$

素因数の和:90121

約数の個数: 24

約数和(自身を含む): 2011138752

約数和(自身を除く): 727728939

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 679, 2037, 4753, 14259, 90007, 270021, 630049, 1890147, 4410343, 8730679, 13231029, 26192037, 61114753, 183344259, 427803271, 1283409813]

約数ペア:

[(1, 1283409813), (3, 427803271), (7, 183344259), (21, 61114753), (49, 26192037), (97, 13231029), (147, 8730679), (291, 4410343), (679, 1890147), (2037, 630049), (4753, 270021), (14259, 90007)]