1220769

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 2074800

約数和(自身を除く): 854031

約数列:

[1, 3, 9, 11, 19, 33, 57, 59, 99, 121, 171, 177, 209, 363, 531, 627, 649, 1089, 1121, 1881, 1947, 2299, 3363, 5841, 6897, 7139, 10089, 12331, 20691, 21417, 36993, 64251, 110979, 135641, 406923, 1220769]

約数ペア:

[(1, 1220769), (3, 406923), (9, 135641), (11, 110979), (19, 64251), (33, 36993), (57, 21417), (59, 20691), (99, 12331), (121, 10089), (171, 7139), (177, 6897), (209, 5841), (363, 3363), (531, 2299), (627, 1947), (649, 1881), (1089, 1121)]