3891105

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 7660800

約数和(自身を除く): 3769695

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 41, 45, 57, 95, 111, 123, 135, 171, 185, 205, 285, 333, 369, 513, 555, 615, 703, 779, 855, 999, 1107, 1517, 1665, 1845, 2109, 2337, 2565, 3515, 3895, 4551, 4995, 5535, 6327, 7011, 7585, 10545, 11685, 13653, 18981, 21033, 22755, 28823, 31635, 35055, 40959, 68265, 86469, 94905, 105165, 144115, 204795, 259407, 432345, 778221, 1297035, 3891105]

約数ペア:

[(1, 3891105), (3, 1297035), (5, 778221), (9, 432345), (15, 259407), (19, 204795), (27, 144115), (37, 105165), (41, 94905), (45, 86469), (57, 68265), (95, 40959), (111, 35055), (123, 31635), (135, 28823), (171, 22755), (185, 21033), (205, 18981), (285, 13653), (333, 11685), (369, 10545), (513, 7585), (555, 7011), (615, 6327), (703, 5535), (779, 4995), (855, 4551), (999, 3895), (1107, 3515), (1517, 2565), (1665, 2337), (1845, 2109)]