2988765

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 5797440

約数和(自身を除く): 2808675

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 131, 135, 169, 195, 351, 393, 507, 585, 655, 845, 1179, 1521, 1703, 1755, 1965, 2535, 3537, 4563, 5109, 5895, 7605, 8515, 15327, 17685, 22139, 22815, 25545, 45981, 66417, 76635, 110695, 199251, 229905, 332085, 597753, 996255, 2988765]

約数ペア:

[(1, 2988765), (3, 996255), (5, 597753), (9, 332085), (13, 229905), (15, 199251), (27, 110695), (39, 76635), (45, 66417), (65, 45981), (117, 25545), (131, 22815), (135, 22139), (169, 17685), (195, 15327), (351, 8515), (393, 7605), (507, 5895), (585, 5109), (655, 4563), (845, 3537), (1179, 2535), (1521, 1965), (1703, 1755)]