1262151

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 36

約数和(自身を含む): 2143960

約数和(自身を除く): 881809

約数列:

[1, 3, 9, 11, 19, 33, 57, 61, 99, 121, 171, 183, 209, 363, 549, 627, 671, 1089, 1159, 1881, 2013, 2299, 3477, 6039, 6897, 7381, 10431, 12749, 20691, 22143, 38247, 66429, 114741, 140239, 420717, 1262151]

約数ペア:

[(1, 1262151), (3, 420717), (9, 140239), (11, 114741), (19, 66429), (33, 38247), (57, 22143), (61, 20691), (99, 12749), (121, 10431), (171, 7381), (183, 6897), (209, 6039), (363, 3477), (549, 2299), (627, 2013), (671, 1881), (1089, 1159)]