1087249554

素因数分解:

$2^1\times 3^9\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 80

約数和(自身を含む): 2487101760

約数和(自身を除く): 1399852206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 243, 389, 426, 486, 639, 729, 778, 1167, 1278, 1458, 1917, 2187, 2334, 3501, 3834, 4374, 5751, 6561, 7002, 10503, 11502, 13122, 17253, 19683, 21006, 27619, 31509, 34506, 39366, 51759, 55238, 63018, 82857, 94527, 103518, 155277, 165714, 189054, 248571, 283581, 310554, 465831, 497142, 567162, 745713, 850743, 931662, 1397493, 1491426, 1701486, 2237139, 2552229, 2794986, 4474278, 5104458, 6711417, 7656687, 13422834, 15313374, 20134251, 40268502, 60402753, 120805506, 181208259, 362416518, 543624777, 1087249554]

約数ペア:

[(1, 1087249554), (2, 543624777), (3, 362416518), (6, 181208259), (9, 120805506), (18, 60402753), (27, 40268502), (54, 20134251), (71, 15313374), (81, 13422834), (142, 7656687), (162, 6711417), (213, 5104458), (243, 4474278), (389, 2794986), (426, 2552229), (486, 2237139), (639, 1701486), (729, 1491426), (778, 1397493), (1167, 931662), (1278, 850743), (1458, 745713), (1917, 567162), (2187, 497142), (2334, 465831), (3501, 310554), (3834, 283581), (4374, 248571), (5751, 189054), (6561, 165714), (7002, 155277), (10503, 103518), (11502, 94527), (13122, 82857), (17253, 63018), (19683, 55238), (21006, 51759), (27619, 39366), (31509, 34506)]