221515068

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{117577}}^1$

素因数の和:117741

約数の個数: 24

約数和(自身を含む): 520165072

約数和(自身を除く): 298650004

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 117577, 235154, 352731, 470308, 705462, 1410924, 18459589, 36919178, 55378767, 73838356, 110757534, 221515068]

約数ペア:

[(1, 221515068), (2, 110757534), (3, 73838356), (4, 55378767), (6, 36919178), (12, 18459589), (157, 1410924), (314, 705462), (471, 470308), (628, 352731), (942, 235154), (1884, 117577)]