10889991

素因数分解:

$3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 18606080

約数和(自身を除く): 7716089

約数列:

[1, 3, 7, 9, 21, 27, 63, 157, 189, 367, 471, 1099, 1101, 1413, 2569, 3297, 3303, 4239, 7707, 9891, 9909, 23121, 29673, 57619, 69363, 172857, 403333, 518571, 1209999, 1555713, 3629997, 10889991]

約数ペア:

[(1, 10889991), (3, 3629997), (7, 1555713), (9, 1209999), (21, 518571), (27, 403333), (63, 172857), (157, 69363), (189, 57619), (367, 29673), (471, 23121), (1099, 9909), (1101, 9891), (1413, 7707), (2569, 4239), (3297, 3303)]