64513869

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{74929}}^1$

素因数の和:74980

約数の個数: 16

約数和(自身を含む): 100705920

約数和(自身を除く): 36192051

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 74929, 224787, 524503, 1573509, 3072089, 9216267, 21504623, 64513869]

約数ペア:

[(1, 64513869), (3, 21504623), (7, 9216267), (21, 3072089), (41, 1573509), (123, 524503), (287, 224787), (861, 74929)]