27503721

素因数分解:

$3^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{947}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 45549504

約数和(自身を除く): 18045783

約数列:

[1, 3, 7, 9, 21, 63, 461, 947, 1383, 2841, 3227, 4149, 6629, 8523, 9681, 19887, 29043, 59661, 436567, 1309701, 3055969, 3929103, 9167907, 27503721]

約数ペア:

[(1, 27503721), (3, 9167907), (7, 3929103), (9, 3055969), (21, 1309701), (63, 436567), (461, 59661), (947, 29043), (1383, 19887), (2841, 9681), (3227, 8523), (4149, 6629)]