218601266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5557}}^1$

素因数の和:5678

約数の個数: 32

約数和(自身を含む): 378166320

約数和(自身を除く): 159565054

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 442, 1157, 1513, 2314, 3026, 5557, 11114, 19669, 39338, 72241, 94469, 144482, 188938, 494573, 989146, 1228097, 2456194, 6429449, 8407741, 12858898, 16815482, 109300633, 218601266]

約数ペア:

[(1, 218601266), (2, 109300633), (13, 16815482), (17, 12858898), (26, 8407741), (34, 6429449), (89, 2456194), (178, 1228097), (221, 989146), (442, 494573), (1157, 188938), (1513, 144482), (2314, 94469), (3026, 72241), (5557, 39338), (11114, 19669)]