1321291994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{63689}}^1$

素因数の和:63766

約数の個数: 32

約数和(自身を含む): 2311182720

約数和(自身を除く): 989890726

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 253, 451, 506, 902, 943, 1886, 10373, 20746, 63689, 127378, 700579, 1401158, 1464847, 2611249, 2929694, 5222498, 16113317, 28723739, 32226634, 57447478, 60058727, 120117454, 660645997, 1321291994]

約数ペア:

[(1, 1321291994), (2, 660645997), (11, 120117454), (22, 60058727), (23, 57447478), (41, 32226634), (46, 28723739), (82, 16113317), (253, 5222498), (451, 2929694), (506, 2611249), (902, 1464847), (943, 1401158), (1886, 700579), (10373, 127378), (20746, 63689)]