212774331

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48479}}^1$

素因数の和:48519

約数の個数: 32

約数和(自身を含む): 372326400

約数和(自身を除く): 159552069

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 48479, 145437, 339353, 533269, 921101, 1018059, 1599807, 2763303, 3732883, 6447707, 10132111, 11198649, 19343121, 30396333, 70924777, 212774331]

約数ペア:

[(1, 212774331), (3, 70924777), (7, 30396333), (11, 19343121), (19, 11198649), (21, 10132111), (33, 6447707), (57, 3732883), (77, 2763303), (133, 1599807), (209, 1018059), (231, 921101), (399, 533269), (627, 339353), (1463, 145437), (4389, 48479)]