2019949515

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{282313}}^1$

素因数の和:282380

約数の個数: 32

約数和(自身を含む): 3658789440

約数和(自身を除く): 1638839925

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 7155, 282313, 846939, 1411565, 2540817, 4234695, 7622451, 12704085, 14962589, 38112255, 44887767, 74812945, 134663301, 224438835, 403989903, 673316505, 2019949515]

約数ペア:

[(1, 2019949515), (3, 673316505), (5, 403989903), (9, 224438835), (15, 134663301), (27, 74812945), (45, 44887767), (53, 38112255), (135, 14962589), (159, 12704085), (265, 7622451), (477, 4234695), (795, 2540817), (1431, 1411565), (2385, 846939), (7155, 282313)]