203438081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 259504128

約数和(自身を除く): 56066047

約数列:

[1, 7, 11, 77, 103, 113, 227, 721, 791, 1133, 1243, 1589, 2497, 7931, 8701, 11639, 17479, 23381, 25651, 81473, 128029, 163667, 179557, 257191, 282161, 896203, 1800337, 1975127, 2642053, 18494371, 29062583, 203438081]

約数ペア:

[(1, 203438081), (7, 29062583), (11, 18494371), (77, 2642053), (103, 1975127), (113, 1800337), (227, 896203), (721, 282161), (791, 257191), (1133, 179557), (1243, 163667), (1589, 128029), (2497, 81473), (7931, 25651), (8701, 23381), (11639, 17479)]