281717079

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{40529}}^1$

素因数の和:40870

約数の個数: 16

約数和(自身を含む): 430590720

約数和(自身を除く): 148873641

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 40529, 121587, 283703, 851109, 13415099, 40245297, 93905693, 281717079]

約数ペア:

[(1, 281717079), (3, 93905693), (7, 40245297), (21, 13415099), (331, 851109), (993, 283703), (2317, 121587), (6951, 40529)]