201621261

素因数分解:

$3^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1\times {\mathrm{719}}^1$

素因数の和:1376

約数の個数: 16

約数和(自身を含む): 271088640

約数和(自身を除く): 69467379

約数列:

[1, 3, 211, 443, 633, 719, 1329, 2157, 93473, 151709, 280419, 318517, 455127, 955551, 67207087, 201621261]

約数ペア:

[(1, 201621261), (3, 67207087), (211, 955551), (443, 455127), (633, 318517), (719, 280419), (1329, 151709), (2157, 93473)]