223982913

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{4057}}^1$

素因数の和:4317

約数の個数: 32

約数和(自身を含む): 373985280

約数和(自身を除く): 150002367

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 717, 1673, 2629, 4057, 5019, 7887, 12171, 18403, 28399, 44627, 55209, 85197, 133881, 312389, 937167, 969623, 2908869, 6787361, 10665853, 20362083, 31997559, 74660971, 223982913]

約数ペア:

[(1, 223982913), (3, 74660971), (7, 31997559), (11, 20362083), (21, 10665853), (33, 6787361), (77, 2908869), (231, 969623), (239, 937167), (717, 312389), (1673, 133881), (2629, 85197), (4057, 55209), (5019, 44627), (7887, 28399), (12171, 18403)]