221471856

素因数分解:

$2^4\times 3^2\times {\mathrm{1537999}}^1$

素因数の和:1538013

約数の個数: 30

約数和(自身を含む): 619814000

約数和(自身を除く): 398342144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1537999, 3075998, 4613997, 6151996, 9227994, 12303992, 13841991, 18455988, 24607984, 27683982, 36911976, 55367964, 73823952, 110735928, 221471856]

約数ペア:

[(1, 221471856), (2, 110735928), (3, 73823952), (4, 55367964), (6, 36911976), (8, 27683982), (9, 24607984), (12, 18455988), (16, 13841991), (18, 12303992), (24, 9227994), (36, 6151996), (48, 4613997), (72, 3075998), (144, 1537999)]