27946359

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 49953280

約数和(自身を除く): 22006921

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 631, 703, 777, 1197, 1893, 2109, 2331, 4417, 4921, 5679, 6327, 11989, 13251, 14763, 23347, 35967, 39753, 44289, 70041, 83923, 107901, 163429, 210123, 251769, 443593, 490287, 755307, 1330779, 1470861, 3105151, 3992337, 9315453, 27946359]

約数ペア:

[(1, 27946359), (3, 9315453), (7, 3992337), (9, 3105151), (19, 1470861), (21, 1330779), (37, 755307), (57, 490287), (63, 443593), (111, 251769), (133, 210123), (171, 163429), (259, 107901), (333, 83923), (399, 70041), (631, 44289), (703, 39753), (777, 35967), (1197, 23347), (1893, 14763), (2109, 13251), (2331, 11989), (4417, 6327), (4921, 5679)]