203471109

素因数分解:

$3^4\times {\mathrm{461}}^1\times {\mathrm{5449}}^1$

素因数の和:5922

約数の個数: 20

約数和(自身を含む): 304665900

約数和(自身を除く): 101194791

約数列:

[1, 3, 9, 27, 81, 461, 1383, 4149, 5449, 12447, 16347, 37341, 49041, 147123, 441369, 2511989, 7535967, 22607901, 67823703, 203471109]

約数ペア:

[(1, 203471109), (3, 67823703), (9, 22607901), (27, 7535967), (81, 2511989), (461, 441369), (1383, 147123), (4149, 49041), (5449, 37341), (12447, 16347)]