64921983

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{75403}}^1$

素因数の和:75454

約数の個数: 16

約数和(自身を含む): 101342976

約数和(自身を除く): 36420993

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 75403, 226209, 527821, 1583463, 3091523, 9274569, 21640661, 64921983]

約数ペア:

[(1, 64921983), (3, 21640661), (7, 9274569), (21, 3091523), (41, 1583463), (123, 527821), (287, 226209), (861, 75403)]