221695074

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{397303}}^1$

素因数の和:397342

約数の個数: 24

約数和(自身を含む): 495835392

約数和(自身を除く): 274140318

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 397303, 794606, 1191909, 2383818, 3575727, 7151454, 12316393, 24632786, 36949179, 73898358, 110847537, 221695074]

約数ペア:

[(1, 221695074), (2, 110847537), (3, 73898358), (6, 36949179), (9, 24632786), (18, 12316393), (31, 7151454), (62, 3575727), (93, 2383818), (186, 1191909), (279, 794606), (558, 397303)]