89487321

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20389}}^1$

素因数の和:20429

約数の個数: 32

約数和(自身を含む): 156595200

約数和(自身を除く): 67107879

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 20389, 61167, 142723, 224279, 387391, 428169, 672837, 1162173, 1569953, 2711737, 4261301, 4709859, 8135211, 12783903, 29829107, 89487321]

約数ペア:

[(1, 89487321), (3, 29829107), (7, 12783903), (11, 8135211), (19, 4709859), (21, 4261301), (33, 2711737), (57, 1569953), (77, 1162173), (133, 672837), (209, 428169), (231, 387391), (399, 224279), (627, 142723), (1463, 61167), (4389, 20389)]