203885321421

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{1657}}^1\times {\mathrm{773867}}^1$

素因数の和:775580

約数の個数: 16

約数和(自身を含む): 277143799104

約数和(自身を除く): 73258477683

約数列:

[1, 3, 53, 159, 1657, 4971, 87821, 263463, 773867, 2321601, 41014951, 123044853, 1282297619, 3846892857, 67961773807, 203885321421]

約数ペア:

[(1, 203885321421), (3, 67961773807), (53, 3846892857), (159, 1282297619), (1657, 123044853), (4971, 41014951), (87821, 2321601), (263463, 773867)]