221551174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1997}}^1$

素因数の和:2280

約数の個数: 32

約数和(自身を含む): 380642976

約数和(自身を除く): 159091802

約数列:

[1, 2, 13, 17, 26, 34, 221, 251, 442, 502, 1997, 3263, 3994, 4267, 6526, 8534, 25961, 33949, 51922, 55471, 67898, 110942, 441337, 501247, 882674, 1002494, 6516211, 8521199, 13032422, 17042398, 110775587, 221551174]

約数ペア:

[(1, 221551174), (2, 110775587), (13, 17042398), (17, 13032422), (26, 8521199), (34, 6516211), (221, 1002494), (251, 882674), (442, 501247), (502, 441337), (1997, 110942), (3263, 67898), (3994, 55471), (4267, 51922), (6526, 33949), (8534, 25961)]