2553444

素因数分解:

$2^2\times 3^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 6971328

約数和(自身を除く): 4417884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 71, 74, 81, 108, 111, 142, 148, 162, 213, 222, 243, 284, 324, 333, 426, 444, 486, 639, 666, 852, 972, 999, 1278, 1332, 1917, 1998, 2556, 2627, 2997, 3834, 3996, 5254, 5751, 5994, 7668, 7881, 8991, 10508, 11502, 11988, 15762, 17253, 17982, 23004, 23643, 31524, 34506, 35964, 47286, 69012, 70929, 94572, 141858, 212787, 283716, 425574, 638361, 851148, 1276722, 2553444]

約数ペア:

[(1, 2553444), (2, 1276722), (3, 851148), (4, 638361), (6, 425574), (9, 283716), (12, 212787), (18, 141858), (27, 94572), (36, 70929), (37, 69012), (54, 47286), (71, 35964), (74, 34506), (81, 31524), (108, 23643), (111, 23004), (142, 17982), (148, 17253), (162, 15762), (213, 11988), (222, 11502), (243, 10508), (284, 8991), (324, 7881), (333, 7668), (426, 5994), (444, 5751), (486, 5254), (639, 3996), (666, 3834), (852, 2997), (972, 2627), (999, 2556), (1278, 1998), (1332, 1917)]