71421441

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{607}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 117669888

約数和(自身を除く): 46248447

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 431, 607, 1293, 1821, 3017, 4249, 5603, 7891, 9051, 12747, 16809, 23673, 39221, 55237, 117663, 165711, 261617, 784851, 1831319, 3401021, 5493957, 10203063, 23807147, 71421441]

約数ペア:

[(1, 71421441), (3, 23807147), (7, 10203063), (13, 5493957), (21, 3401021), (39, 1831319), (91, 784851), (273, 261617), (431, 165711), (607, 117663), (1293, 55237), (1821, 39221), (3017, 23673), (4249, 16809), (5603, 12747), (7891, 9051)]