202457247

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 290193408

約数和(自身を除く): 87736161

約数列:

[1, 3, 23, 47, 69, 141, 163, 383, 489, 1081, 1149, 3243, 3749, 7661, 8809, 11247, 18001, 22983, 26427, 54003, 62429, 176203, 187287, 414023, 528609, 1242069, 1435867, 2934163, 4307601, 8802489, 67485749, 202457247]

約数ペア:

[(1, 202457247), (3, 67485749), (23, 8802489), (47, 4307601), (69, 2934163), (141, 1435867), (163, 1242069), (383, 528609), (489, 414023), (1081, 187287), (1149, 176203), (3243, 62429), (3749, 54003), (7661, 26427), (8809, 22983), (11247, 18001)]