121440921

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{17471}}^1$

素因数の和:17812

約数の個数: 16

約数和(自身を含む): 185622528

約数和(自身を除く): 64181607

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 17471, 52413, 122297, 366891, 5782901, 17348703, 40480307, 121440921]

約数ペア:

[(1, 121440921), (3, 40480307), (7, 17348703), (21, 5782901), (331, 366891), (993, 122297), (2317, 52413), (6951, 17471)]