219849

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 24

約数和(自身を含む): 365760

約数和(自身を除く): 145911

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 361, 399, 551, 609, 1083, 1653, 2527, 3857, 7581, 10469, 11571, 31407, 73283, 219849]

約数ペア:

[(1, 219849), (3, 73283), (7, 31407), (19, 11571), (21, 10469), (29, 7581), (57, 3857), (87, 2527), (133, 1653), (203, 1083), (361, 609), (399, 551)]