15725216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 33755904

約数和(自身を除く): 18030688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 103, 104, 206, 208, 367, 412, 416, 734, 824, 1339, 1468, 1648, 2678, 2936, 3296, 4771, 5356, 5872, 9542, 10712, 11744, 19084, 21424, 37801, 38168, 42848, 75602, 76336, 151204, 152672, 302408, 491413, 604816, 982826, 1209632, 1965652, 3931304, 7862608, 15725216]

約数ペア:

[(1, 15725216), (2, 7862608), (4, 3931304), (8, 1965652), (13, 1209632), (16, 982826), (26, 604816), (32, 491413), (52, 302408), (103, 152672), (104, 151204), (206, 76336), (208, 75602), (367, 42848), (412, 38168), (416, 37801), (734, 21424), (824, 19084), (1339, 11744), (1468, 10712), (1648, 9542), (2678, 5872), (2936, 5356), (3296, 4771)]