251290712

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{3739}}^1$

素因数の和:4047

約数の個数: 32

約数和(自身を含む): 488294400

約数和(自身を除く): 237003688

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 271, 542, 1084, 2168, 3739, 7478, 8401, 14956, 16802, 29912, 33604, 67208, 115909, 231818, 463636, 927272, 1013269, 2026538, 4053076, 8106152, 31411339, 62822678, 125645356, 251290712]

約数ペア:

[(1, 251290712), (2, 125645356), (4, 62822678), (8, 31411339), (31, 8106152), (62, 4053076), (124, 2026538), (248, 1013269), (271, 927272), (542, 463636), (1084, 231818), (2168, 115909), (3739, 67208), (7478, 33604), (8401, 29912), (14956, 16802)]