239302287

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{130981}}^1$

素因数の和:131023

約数の個数: 24

約数和(自身を含む): 408663840

約数和(自身を除く): 169361553

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 130981, 392943, 916867, 1178829, 2750601, 3798449, 8251803, 11395347, 26589143, 34186041, 79767429, 239302287]

約数ペア:

[(1, 239302287), (3, 79767429), (7, 34186041), (9, 26589143), (21, 11395347), (29, 8251803), (63, 3798449), (87, 2750601), (203, 1178829), (261, 916867), (609, 392943), (1827, 130981)]