261768574

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1\times {\mathrm{1307}}^1$

素因数の和:1967

約数の個数: 16

約数和(自身を含む): 395539200

約数和(自身を除く): 133770626

約数列:

[1, 2, 239, 419, 478, 838, 1307, 2614, 100141, 200282, 312373, 547633, 624746, 1095266, 130884287, 261768574]

約数ペア:

[(1, 261768574), (2, 130884287), (239, 1095266), (419, 624746), (478, 547633), (838, 312373), (1307, 200282), (2614, 100141)]