289271805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{9421}}^1$

素因数の和:9541

約数の個数: 32

約数和(自身を含む): 488436480

約数和(自身を除く): 199164675

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 1335, 2047, 6141, 9421, 10235, 28263, 30705, 47105, 141315, 216683, 650049, 838469, 1083415, 2515407, 3250245, 4192345, 12577035, 19284787, 57854361, 96423935, 289271805]

約数ペア:

[(1, 289271805), (3, 96423935), (5, 57854361), (15, 19284787), (23, 12577035), (69, 4192345), (89, 3250245), (115, 2515407), (267, 1083415), (345, 838469), (445, 650049), (1335, 216683), (2047, 141315), (6141, 47105), (9421, 30705), (10235, 28263)]