40581541

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 55351296

約数和(自身を除く): 14769755

約数列:

[1, 7, 11, 13, 71, 77, 91, 143, 497, 571, 781, 923, 1001, 3997, 5467, 6281, 6461, 7423, 10153, 40541, 43967, 51961, 71071, 81653, 283787, 445951, 527033, 571571, 3121657, 3689231, 5797363, 40581541]

約数ペア:

[(1, 40581541), (7, 5797363), (11, 3689231), (13, 3121657), (71, 571571), (77, 527033), (91, 445951), (143, 283787), (497, 81653), (571, 71071), (781, 51961), (923, 43967), (1001, 40541), (3997, 10153), (5467, 7423), (6281, 6461)]