210909351

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{10039}}^1$

素因数の和:10238

約数の個数: 16

約数和(自身を含む): 289152000

約数和(自身を除く): 78242649

約数列:

[1, 3, 47, 141, 149, 447, 7003, 10039, 21009, 30117, 471833, 1415499, 1495811, 4487433, 70303117, 210909351]

約数ペア:

[(1, 210909351), (3, 70303117), (47, 4487433), (141, 1495811), (149, 1415499), (447, 471833), (7003, 30117), (10039, 21009)]