219902446

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{72671}}^1$

素因数の和:72779

約数の個数: 16

約数和(自身を含む): 353185920

約数和(自身を除く): 133283474

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 72671, 145342, 1235407, 2470814, 6467719, 12935438, 109951223, 219902446]

約数ペア:

[(1, 219902446), (2, 109951223), (17, 12935438), (34, 6467719), (89, 2470814), (178, 1235407), (1513, 145342), (3026, 72671)]