289880055

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6397}}^1$

素因数の和:6480

約数の個数: 48

約数和(自身を含む): 538967520

約数和(自身を除く): 249087465

約数列:

[1, 3, 5, 9, 15, 19, 45, 53, 57, 95, 159, 171, 265, 285, 477, 795, 855, 1007, 2385, 3021, 5035, 6397, 9063, 15105, 19191, 31985, 45315, 57573, 95955, 121543, 287865, 339041, 364629, 607715, 1017123, 1093887, 1695205, 1823145, 3051369, 5085615, 5469435, 6441779, 15256845, 19325337, 32208895, 57976011, 96626685, 289880055]

約数ペア:

[(1, 289880055), (3, 96626685), (5, 57976011), (9, 32208895), (15, 19325337), (19, 15256845), (45, 6441779), (53, 5469435), (57, 5085615), (95, 3051369), (159, 1823145), (171, 1695205), (265, 1093887), (285, 1017123), (477, 607715), (795, 364629), (855, 339041), (1007, 287865), (2385, 121543), (3021, 95955), (5035, 57573), (6397, 45315), (9063, 31985), (15105, 19191)]