216374109

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2269}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 348672000

約数和(自身を除く): 132297891

約数列:

[1, 3, 7, 19, 21, 57, 133, 239, 399, 717, 1673, 2269, 4541, 5019, 6807, 13623, 15883, 31787, 43111, 47649, 95361, 129333, 301777, 542291, 905331, 1626873, 3796037, 10303529, 11388111, 30910587, 72124703, 216374109]

約数ペア:

[(1, 216374109), (3, 72124703), (7, 30910587), (19, 11388111), (21, 10303529), (57, 3796037), (133, 1626873), (239, 905331), (399, 542291), (717, 301777), (1673, 129333), (2269, 95361), (4541, 47649), (5019, 43111), (6807, 31787), (13623, 15883)]