28881015

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 47803392

約数和(自身を除く): 18922377

約数列:

[1, 3, 5, 15, 41, 123, 151, 205, 311, 453, 615, 755, 933, 1555, 2265, 4665, 6191, 12751, 18573, 30955, 38253, 46961, 63755, 92865, 140883, 191265, 234805, 704415, 1925401, 5776203, 9627005, 28881015]

約数ペア:

[(1, 28881015), (3, 9627005), (5, 5776203), (15, 1925401), (41, 704415), (123, 234805), (151, 191265), (205, 140883), (311, 92865), (453, 63755), (615, 46961), (755, 38253), (933, 30955), (1555, 18573), (2265, 12751), (4665, 6191)]