1687669965

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28607}}^1$

素因数の和:28663

約数の個数: 64

約数和(自身を含む): 3295641600

約数和(自身を除く): 1607971635

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 95, 115, 135, 171, 207, 285, 345, 437, 513, 621, 855, 1035, 1311, 2185, 2565, 3105, 3933, 6555, 11799, 19665, 28607, 58995, 85821, 143035, 257463, 429105, 543533, 657961, 772389, 1287315, 1630599, 1973883, 2717665, 3289805, 3861945, 4891797, 5921649, 8152995, 9869415, 12501259, 14675391, 17764947, 24458985, 29608245, 37503777, 62506295, 73376955, 88824735, 112511331, 187518885, 337533993, 562556655, 1687669965]

約数ペア:

[(1, 1687669965), (3, 562556655), (5, 337533993), (9, 187518885), (15, 112511331), (19, 88824735), (23, 73376955), (27, 62506295), (45, 37503777), (57, 29608245), (69, 24458985), (95, 17764947), (115, 14675391), (135, 12501259), (171, 9869415), (207, 8152995), (285, 5921649), (345, 4891797), (437, 3861945), (513, 3289805), (621, 2717665), (855, 1973883), (1035, 1630599), (1311, 1287315), (2185, 772389), (2565, 657961), (3105, 543533), (3933, 429105), (6555, 257463), (11799, 143035), (19665, 85821), (28607, 58995)]