25660905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 43939584

約数和(自身を除く): 18278679

約数列:

[1, 3, 5, 15, 17, 51, 85, 103, 255, 309, 515, 977, 1545, 1751, 2931, 4885, 5253, 8755, 14655, 16609, 26265, 49827, 83045, 100631, 249135, 301893, 503155, 1509465, 1710727, 5132181, 8553635, 25660905]

約数ペア:

[(1, 25660905), (3, 8553635), (5, 5132181), (15, 1710727), (17, 1509465), (51, 503155), (85, 301893), (103, 249135), (255, 100631), (309, 83045), (515, 49827), (977, 26265), (1545, 16609), (1751, 14655), (2931, 8755), (4885, 5253)]