31130865

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2694

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 24856335

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 2591, 4005, 7773, 12015, 12955, 23319, 38865, 69957, 116595, 230599, 349785, 691797, 1152995, 2075391, 3458985, 6226173, 10376955, 31130865]

約数ペア:

[(1, 31130865), (3, 10376955), (5, 6226173), (9, 3458985), (15, 2075391), (27, 1152995), (45, 691797), (89, 349785), (135, 230599), (267, 116595), (445, 69957), (801, 38865), (1335, 23319), (2403, 12955), (2591, 12015), (4005, 7773)]