28718965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5867}}^1$

素因数の和:5972

約数の個数: 16

約数和(自身を含む): 38024640

約数和(自身を除く): 9305675

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 5867, 29335, 64537, 322685, 522163, 2610815, 5743793, 28718965]

約数ペア:

[(1, 28718965), (5, 5743793), (11, 2610815), (55, 522163), (89, 322685), (445, 64537), (979, 29335), (4895, 5867)]