216341572

素因数分解:

$2^2\times {\mathrm{257}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 381752280

約数和(自身を除く): 165410708

約数列:

[1, 2, 4, 257, 389, 514, 541, 778, 1028, 1082, 1556, 2164, 99973, 139037, 199946, 210449, 278074, 399892, 420898, 556148, 841796, 54085393, 108170786, 216341572]

約数ペア:

[(1, 216341572), (2, 108170786), (4, 54085393), (257, 841796), (389, 556148), (514, 420898), (541, 399892), (778, 278074), (1028, 210449), (1082, 199946), (1556, 139037), (2164, 99973)]