30931803

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21347}}^1$

素因数の和:21383

約数の個数: 24

約数和(自身を含む): 53284608

約数和(自身を除く): 22352805

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 21347, 64041, 149429, 192123, 448287, 490981, 1344861, 1472943, 3436867, 4418829, 10310601, 30931803]

約数ペア:

[(1, 30931803), (3, 10310601), (7, 4418829), (9, 3436867), (21, 1472943), (23, 1344861), (63, 490981), (69, 448287), (161, 192123), (207, 149429), (483, 64041), (1449, 21347)]