220985853

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{28019}}^1$

素因数の和:28272

約数の個数: 16

約数和(自身を含む): 322790400

約数和(自身を除く): 101804547

約数列:

[1, 3, 11, 33, 239, 717, 2629, 7887, 28019, 84057, 308209, 924627, 6696541, 20089623, 73661951, 220985853]

約数ペア:

[(1, 220985853), (3, 73661951), (11, 20089623), (33, 6696541), (239, 924627), (717, 308209), (2629, 84057), (7887, 28019)]