201568549

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1597}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 264884480

約数和(自身を除く): 63315931

約数列:

[1, 7, 13, 19, 73, 91, 133, 247, 511, 949, 1387, 1597, 1729, 6643, 9709, 11179, 18031, 20761, 30343, 116581, 126217, 145327, 212401, 394459, 816067, 1515553, 2215039, 2761213, 10608871, 15505273, 28795507, 201568549]

約数ペア:

[(1, 201568549), (7, 28795507), (13, 15505273), (19, 10608871), (73, 2761213), (91, 2215039), (133, 1515553), (247, 816067), (511, 394459), (949, 212401), (1387, 145327), (1597, 126217), (1729, 116581), (6643, 30343), (9709, 20761), (11179, 18031)]