72640821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{24733}}^1$

素因数の和:24836

約数の個数: 16

約数和(自身を含む): 106850880

約数和(自身を除く): 34210059

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 24733, 74199, 272063, 816189, 2201237, 6603711, 24213607, 72640821]

約数ペア:

[(1, 72640821), (3, 24213607), (11, 6603711), (33, 2201237), (89, 816189), (267, 272063), (979, 74199), (2937, 24733)]