201140289

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{168037}}^1$

素因数の和:168069

約数の個数: 24

約数和(自身を含む): 349519040

約数和(自身を除く): 148378751

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 168037, 504111, 1176259, 1512333, 3192703, 3528777, 9578109, 10586331, 22348921, 28734327, 67046763, 201140289]

約数ペア:

[(1, 201140289), (3, 67046763), (7, 28734327), (9, 22348921), (19, 10586331), (21, 9578109), (57, 3528777), (63, 3192703), (133, 1512333), (171, 1176259), (399, 504111), (1197, 168037)]