1900518525

素因数分解:

$3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{21493}}^1$

素因数の和:21643

約数の個数: 48

約数和(自身を含む): 3518137920

約数和(自身を除く): 1617619395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 131, 135, 225, 393, 655, 675, 1179, 1965, 3275, 3537, 5895, 9825, 17685, 21493, 29475, 64479, 88425, 107465, 193437, 322395, 537325, 580311, 967185, 1611975, 2815583, 2901555, 4835925, 8446749, 14077915, 14507775, 25340247, 42233745, 70389575, 76020741, 126701235, 211168725, 380103705, 633506175, 1900518525]

約数ペア:

[(1, 1900518525), (3, 633506175), (5, 380103705), (9, 211168725), (15, 126701235), (25, 76020741), (27, 70389575), (45, 42233745), (75, 25340247), (131, 14507775), (135, 14077915), (225, 8446749), (393, 4835925), (655, 2901555), (675, 2815583), (1179, 1611975), (1965, 967185), (3275, 580311), (3537, 537325), (5895, 322395), (9825, 193437), (17685, 107465), (21493, 88425), (29475, 64479)]