28371735

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{4289}}^1$

素因数の和:4317

約数の個数: 48

約数和(自身を含む): 58687200

約数和(自身を除く): 30315465

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 4289, 6615, 12867, 21445, 30023, 38601, 64335, 90069, 115803, 150115, 193005, 210161, 270207, 450345, 579015, 630483, 810621, 1050805, 1351035, 1891449, 3152415, 4053105, 5674347, 9457245, 28371735]

約数ペア:

[(1, 28371735), (3, 9457245), (5, 5674347), (7, 4053105), (9, 3152415), (15, 1891449), (21, 1351035), (27, 1050805), (35, 810621), (45, 630483), (49, 579015), (63, 450345), (105, 270207), (135, 210161), (147, 193005), (189, 150115), (245, 115803), (315, 90069), (441, 64335), (735, 38601), (945, 30023), (1323, 21445), (2205, 12867), (4289, 6615)]