2893695

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 5603328

約数和(自身を除く): 2709633

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 127, 147, 155, 217, 245, 381, 465, 635, 651, 735, 889, 1085, 1519, 1905, 2667, 3255, 3937, 4445, 4557, 6223, 7595, 11811, 13335, 18669, 19685, 22785, 27559, 31115, 59055, 82677, 93345, 137795, 192913, 413385, 578739, 964565, 2893695]

約数ペア:

[(1, 2893695), (3, 964565), (5, 578739), (7, 413385), (15, 192913), (21, 137795), (31, 93345), (35, 82677), (49, 59055), (93, 31115), (105, 27559), (127, 22785), (147, 19685), (155, 18669), (217, 13335), (245, 11811), (381, 7595), (465, 6223), (635, 4557), (651, 4445), (735, 3937), (889, 3255), (1085, 2667), (1519, 1905)]