12618919103

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{21221}}^1$

素因数の和:21527

約数の個数: 32

約数和(自身を含む): 16135511040

約数和(自身を除く): 3516591937

約数列:

[1, 7, 17, 19, 119, 133, 263, 323, 1841, 2261, 4471, 4997, 21221, 31297, 34979, 84949, 148547, 360757, 403199, 594643, 2525299, 2822393, 5581123, 6854383, 39067861, 47980681, 94879091, 106041337, 664153637, 742289359, 1802702729, 12618919103]

約数ペア:

[(1, 12618919103), (7, 1802702729), (17, 742289359), (19, 664153637), (119, 106041337), (133, 94879091), (263, 47980681), (323, 39067861), (1841, 6854383), (2261, 5581123), (4471, 2822393), (4997, 2525299), (21221, 594643), (31297, 403199), (34979, 360757), (84949, 148547)]