3870815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 1644961

約数列:

[1, 5, 13, 17, 31, 65, 85, 113, 155, 221, 403, 527, 565, 1105, 1469, 1921, 2015, 2635, 3503, 6851, 7345, 9605, 17515, 24973, 34255, 45539, 59551, 124865, 227695, 297755, 774163, 3870815]

約数ペア:

[(1, 3870815), (5, 774163), (13, 297755), (17, 227695), (31, 124865), (65, 59551), (85, 45539), (113, 34255), (155, 24973), (221, 17515), (403, 9605), (527, 7345), (565, 6851), (1105, 3503), (1469, 2635), (1921, 2015)]