251214921

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{353}}^1\times {\mathrm{739}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 367791840

約数和(自身を除く): 116576919

約数列:

[1, 3, 9, 107, 321, 353, 739, 963, 1059, 2217, 3177, 6651, 37771, 79073, 113313, 237219, 260867, 339939, 711657, 782601, 2347803, 27912769, 83738307, 251214921]

約数ペア:

[(1, 251214921), (3, 83738307), (9, 27912769), (107, 2347803), (321, 782601), (353, 711657), (739, 339939), (963, 260867), (1059, 237219), (2217, 113313), (3177, 79073), (6651, 37771)]