252510165

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 446030208

約数和(自身を除く): 193520043

約数列:

[1, 3, 5, 9, 15, 45, 103, 157, 309, 347, 471, 515, 785, 927, 1041, 1413, 1545, 1735, 2355, 3123, 4635, 5205, 7065, 15615, 16171, 35741, 48513, 54479, 80855, 107223, 145539, 163437, 178705, 242565, 272395, 321669, 490311, 536115, 727695, 817185, 1608345, 2451555, 5611337, 16834011, 28056685, 50502033, 84170055, 252510165]

約数ペア:

[(1, 252510165), (3, 84170055), (5, 50502033), (9, 28056685), (15, 16834011), (45, 5611337), (103, 2451555), (157, 1608345), (309, 817185), (347, 727695), (471, 536115), (515, 490311), (785, 321669), (927, 272395), (1041, 242565), (1413, 178705), (1545, 163437), (1735, 145539), (2355, 107223), (3123, 80855), (4635, 54479), (5205, 48513), (7065, 35741), (15615, 16171)]