221560702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{437867}}^1$

素因数の和:437903

約数の個数: 16

約数和(自身を含む): 378317952

約数和(自身を除く): 156757250

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 437867, 875734, 4816537, 9633074, 10070941, 20141882, 110780351, 221560702]

約数ペア:

[(1, 221560702), (2, 110780351), (11, 20141882), (22, 10070941), (23, 9633074), (46, 4816537), (253, 875734), (506, 437867)]