172983265

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8089}}^1$

素因数の和:8161

約数の個数: 32

約数和(自身を含む): 260951040

約数和(自身を除く): 87967775

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 1645, 3055, 4277, 8089, 21385, 40445, 56623, 105157, 283115, 380183, 525785, 736099, 1900915, 2661281, 3680495, 4942379, 13306405, 24711895, 34596653, 172983265]

約数ペア:

[(1, 172983265), (5, 34596653), (7, 24711895), (13, 13306405), (35, 4942379), (47, 3680495), (65, 2661281), (91, 1900915), (235, 736099), (329, 525785), (455, 380183), (611, 283115), (1645, 105157), (3055, 56623), (4277, 40445), (8089, 21385)]