86817555

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 188697600

約数和(自身を除く): 101880045

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 27, 33, 45, 51, 55, 57, 85, 95, 99, 135, 153, 165, 171, 181, 187, 209, 255, 285, 297, 323, 459, 495, 513, 543, 561, 627, 765, 855, 905, 935, 969, 1045, 1485, 1615, 1629, 1683, 1881, 1991, 2295, 2565, 2715, 2805, 2907, 3077, 3135, 3439, 3553, 4845, 4887, 5049, 5643, 5973, 8145, 8415, 8721, 9231, 9405, 9955, 10317, 10659, 14535, 15385, 17195, 17765, 17919, 24435, 25245, 27693, 28215, 29865, 30951, 31977, 33847, 37829, 43605, 46155, 51585, 53295, 53757, 58463, 83079, 89595, 92853, 95931, 101541, 113487, 138465, 154755, 159885, 169235, 175389, 189145, 268785, 292315, 304623, 340461, 415395, 464265, 479655, 507705, 526167, 567435, 643093, 876945, 913869, 1021383, 1523115, 1578501, 1702305, 1929279, 2630835, 3215465, 4569345, 5106915, 5787837, 7892505, 9646395, 17363511, 28939185, 86817555]

約数ペア:

[(1, 86817555), (3, 28939185), (5, 17363511), (9, 9646395), (11, 7892505), (15, 5787837), (17, 5106915), (19, 4569345), (27, 3215465), (33, 2630835), (45, 1929279), (51, 1702305), (55, 1578501), (57, 1523115), (85, 1021383), (95, 913869), (99, 876945), (135, 643093), (153, 567435), (165, 526167), (171, 507705), (181, 479655), (187, 464265), (209, 415395), (255, 340461), (285, 304623), (297, 292315), (323, 268785), (459, 189145), (495, 175389), (513, 169235), (543, 159885), (561, 154755), (627, 138465), (765, 113487), (855, 101541), (905, 95931), (935, 92853), (969, 89595), (1045, 83079), (1485, 58463), (1615, 53757), (1629, 53295), (1683, 51585), (1881, 46155), (1991, 43605), (2295, 37829), (2565, 33847), (2715, 31977), (2805, 30951), (2907, 29865), (3077, 28215), (3135, 27693), (3439, 25245), (3553, 24435), (4845, 17919), (4887, 17765), (5049, 17195), (5643, 15385), (5973, 14535), (8145, 10659), (8415, 10317), (8721, 9955), (9231, 9405)]