51419475

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4481}}^1$

素因数の和:4517

約数の個数: 48

約数和(自身を含む): 100038240

約数和(自身を除く): 48618765

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 2295, 3825, 4481, 11475, 13443, 22405, 40329, 67215, 76177, 112025, 120987, 201645, 228531, 336075, 380885, 604935, 685593, 1008225, 1142655, 1904425, 2056779, 3024675, 3427965, 5713275, 10283895, 17139825, 51419475]

約数ペア:

[(1, 51419475), (3, 17139825), (5, 10283895), (9, 5713275), (15, 3427965), (17, 3024675), (25, 2056779), (27, 1904425), (45, 1142655), (51, 1008225), (75, 685593), (85, 604935), (135, 380885), (153, 336075), (225, 228531), (255, 201645), (425, 120987), (459, 112025), (675, 76177), (765, 67215), (1275, 40329), (2295, 22405), (3825, 13443), (4481, 11475)]