39005905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 52005888

約数和(自身を除く): 12999983

約数列:

[1, 5, 17, 31, 85, 113, 131, 155, 527, 565, 655, 1921, 2227, 2635, 3503, 4061, 9605, 11135, 14803, 17515, 20305, 59551, 69037, 74015, 251651, 297755, 345185, 458893, 1258255, 2294465, 7801181, 39005905]

約数ペア:

[(1, 39005905), (5, 7801181), (17, 2294465), (31, 1258255), (85, 458893), (113, 345185), (131, 297755), (155, 251651), (527, 74015), (565, 69037), (655, 59551), (1921, 20305), (2227, 17515), (2635, 14803), (3503, 11135), (4061, 9605)]