72638685

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 145566720

約数和(自身を除く): 72928035

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 1335, 1869, 2591, 3115, 4005, 5607, 7773, 9345, 12955, 18137, 23319, 28035, 38865, 54411, 90685, 116595, 163233, 230599, 272055, 691797, 816165, 1152995, 1614193, 2075391, 3458985, 4842579, 8070965, 10376955, 14527737, 24212895, 72638685]

約数ペア:

[(1, 72638685), (3, 24212895), (5, 14527737), (7, 10376955), (9, 8070965), (15, 4842579), (21, 3458985), (35, 2075391), (45, 1614193), (63, 1152995), (89, 816165), (105, 691797), (267, 272055), (315, 230599), (445, 163233), (623, 116595), (801, 90685), (1335, 54411), (1869, 38865), (2591, 28035), (3115, 23319), (4005, 18137), (5607, 12955), (7773, 9345)]