80555601

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 126137088

約数和(自身を除く): 45581487

約数列:

[1, 3, 7, 21, 53, 157, 159, 371, 461, 471, 1099, 1113, 1383, 3227, 3297, 8321, 9681, 24433, 24963, 58247, 72377, 73299, 171031, 174741, 217131, 506639, 513093, 1519917, 3835981, 11507943, 26851867, 80555601]

約数ペア:

[(1, 80555601), (3, 26851867), (7, 11507943), (21, 3835981), (53, 1519917), (157, 513093), (159, 506639), (371, 217131), (461, 174741), (471, 171031), (1099, 73299), (1113, 72377), (1383, 58247), (3227, 24963), (3297, 24433), (8321, 9681)]