16881627

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2859

約数の個数: 24

約数和(自身を含む): 26831952

約数和(自身を除く): 9950325

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2801, 6027, 8403, 19607, 58821, 114841, 137249, 344523, 411747, 803887, 2411661, 5627209, 16881627]

約数ペア:

[(1, 16881627), (3, 5627209), (7, 2411661), (21, 803887), (41, 411747), (49, 344523), (123, 137249), (147, 114841), (287, 58821), (861, 19607), (2009, 8403), (2801, 6027)]