56041965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 112320000

約数和(自身を除く): 56278035

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 1335, 1869, 1999, 3115, 4005, 5607, 5997, 9345, 9995, 13993, 17991, 28035, 29985, 41979, 69965, 89955, 125937, 177911, 209895, 533733, 629685, 889555, 1245377, 1601199, 2668665, 3736131, 6226885, 8005995, 11208393, 18680655, 56041965]

約数ペア:

[(1, 56041965), (3, 18680655), (5, 11208393), (7, 8005995), (9, 6226885), (15, 3736131), (21, 2668665), (35, 1601199), (45, 1245377), (63, 889555), (89, 629685), (105, 533733), (267, 209895), (315, 177911), (445, 125937), (623, 89955), (801, 69965), (1335, 41979), (1869, 29985), (1999, 28035), (3115, 17991), (4005, 13993), (5607, 9995), (5997, 9345)]