425574

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 40

約数和(自身を含む): 993168

約数和(自身を除く): 567594

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 71, 74, 81, 111, 142, 162, 213, 222, 333, 426, 639, 666, 999, 1278, 1917, 1998, 2627, 2997, 3834, 5254, 5751, 5994, 7881, 11502, 15762, 23643, 47286, 70929, 141858, 212787, 425574]

約数ペア:

[(1, 425574), (2, 212787), (3, 141858), (6, 70929), (9, 47286), (18, 23643), (27, 15762), (37, 11502), (54, 7881), (71, 5994), (74, 5751), (81, 5254), (111, 3834), (142, 2997), (162, 2627), (213, 1998), (222, 1917), (333, 1278), (426, 999), (639, 666)]