28490163

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2207}}^1$

素因数の和:2554

約数の個数: 16

約数和(自身を含む): 41051136

約数和(自身を除く): 12560973

約数列:

[1, 3, 13, 39, 331, 993, 2207, 4303, 6621, 12909, 28691, 86073, 730517, 2191551, 9496721, 28490163]

約数ペア:

[(1, 28490163), (3, 9496721), (13, 2191551), (39, 730517), (331, 86073), (993, 28691), (2207, 12909), (4303, 6621)]