51021639

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 75359232

約数和(自身を除く): 24337593

約数列:

[1, 3, 9, 67, 191, 201, 443, 573, 603, 1329, 1719, 3987, 12797, 29681, 38391, 84613, 89043, 115173, 253839, 267129, 761517, 5669071, 17007213, 51021639]

約数ペア:

[(1, 51021639), (3, 17007213), (9, 5669071), (67, 761517), (191, 267129), (201, 253839), (443, 115173), (573, 89043), (603, 84613), (1329, 38391), (1719, 29681), (3987, 12797)]