213816722

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{2719}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 378362880

約数和(自身を除く): 164546158

約数列:

[1, 2, 7, 14, 41, 82, 137, 274, 287, 574, 959, 1918, 2719, 5438, 5617, 11234, 19033, 38066, 39319, 78638, 111479, 222958, 372503, 745006, 780353, 1560706, 2607521, 5215042, 15272623, 30545246, 106908361, 213816722]

約数ペア:

[(1, 213816722), (2, 106908361), (7, 30545246), (14, 15272623), (41, 5215042), (82, 2607521), (137, 1560706), (274, 780353), (287, 745006), (574, 372503), (959, 222958), (1918, 111479), (2719, 78638), (5438, 39319), (5617, 38066), (11234, 19033)]