61809531

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^2\times {\mathrm{113}}^1$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 98327736

約数和(自身を除く): 36518205

約数列:

[1, 3, 7, 21, 49, 61, 113, 147, 183, 339, 427, 791, 1281, 2373, 2989, 3721, 5537, 6893, 8967, 11163, 16611, 20679, 26047, 48251, 78141, 144753, 182329, 337757, 420473, 546987, 1013271, 1261419, 2943311, 8829933, 20603177, 61809531]

約数ペア:

[(1, 61809531), (3, 20603177), (7, 8829933), (21, 2943311), (49, 1261419), (61, 1013271), (113, 546987), (147, 420473), (183, 337757), (339, 182329), (427, 144753), (791, 78141), (1281, 48251), (2373, 26047), (2989, 20679), (3721, 16611), (5537, 11163), (6893, 8967)]