221210278

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{4093}}^1$

素因数の和:4599

約数の個数: 16

約数和(自身を含む): 338098896

約数和(自身を除く): 116888618

約数列:

[1, 2, 61, 122, 443, 886, 4093, 8186, 27023, 54046, 249673, 499346, 1813199, 3626398, 110605139, 221210278]

約数ペア:

[(1, 221210278), (2, 110605139), (61, 3626398), (122, 1813199), (443, 499346), (886, 249673), (4093, 54046), (8186, 27023)]