3990373.00000000

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 153552672

約数和(自身を除く): 71425197

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 71, 75, 97, 159, 213, 225, 265, 291, 355, 477, 485, 639, 795, 873, 1065, 1325, 1455, 1775, 2385, 2425, 3195, 3763, 3975, 4365, 5141, 5325, 6887, 7275, 11289, 11925, 15423, 15975, 18815, 20661, 21825, 25705, 33867, 34435, 46269, 56445, 61983, 77115, 94075, 103305, 128525, 169335, 172175, 231345, 282225, 309915, 365011, 385575, 516525, 846675, 1095033, 1156725, 1549575, 1825055, 3285099, 5475165, 9125275, 16425495, 27375825, 82127475]

約数ペア:

[(1, 82127475), (3, 27375825), (5, 16425495), (9, 9125275), (15, 5475165), (25, 3285099), (45, 1825055), (53, 1549575), (71, 1156725), (75, 1095033), (97, 846675), (159, 516525), (213, 385575), (225, 365011), (265, 309915), (291, 282225), (355, 231345), (477, 172175), (485, 169335), (639, 128525), (795, 103305), (873, 94075), (1065, 77115), (1325, 61983), (1455, 56445), (1775, 46269), (2385, 34435), (2425, 33867), (3195, 25705), (3763, 21825), (3975, 20661), (4365, 18815), (5141, 15975), (5325, 15423), (6887, 11925), (7275, 11289)]