223872055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 298930176

約数和(自身を除く): 75058121

約数列:

[1, 5, 11, 55, 101, 191, 211, 505, 955, 1055, 1111, 2101, 2321, 5555, 10505, 11605, 19291, 21311, 40301, 96455, 106555, 201505, 212201, 234421, 443311, 1061005, 1172105, 2216555, 4070401, 20352005, 44774411, 223872055]

約数ペア:

[(1, 223872055), (5, 44774411), (11, 20352005), (55, 4070401), (101, 2216555), (191, 1172105), (211, 1061005), (505, 443311), (955, 234421), (1055, 212201), (1111, 201505), (2101, 106555), (2321, 96455), (5555, 40301), (10505, 21311), (11605, 19291)]