2251557

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:68

約数の個数: 60

約数和(自身を含む): 4425696

約数和(自身を除く): 2174139

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 81, 99, 133, 171, 189, 209, 231, 297, 361, 399, 513, 567, 627, 693, 891, 1083, 1197, 1463, 1539, 1881, 2079, 2527, 3249, 3591, 3971, 4389, 5643, 6237, 7581, 9747, 10773, 11913, 13167, 16929, 22743, 27797, 29241, 35739, 39501, 68229, 83391, 107217, 118503, 204687, 250173, 321651, 750519, 2251557]

約数ペア:

[(1, 2251557), (3, 750519), (7, 321651), (9, 250173), (11, 204687), (19, 118503), (21, 107217), (27, 83391), (33, 68229), (57, 39501), (63, 35739), (77, 29241), (81, 27797), (99, 22743), (133, 16929), (171, 13167), (189, 11913), (209, 10773), (231, 9747), (297, 7581), (361, 6237), (399, 5643), (513, 4389), (567, 3971), (627, 3591), (693, 3249), (891, 2527), (1083, 2079), (1197, 1881), (1463, 1539)]