661199856

素因数分解:

$2^4\times 3^1\times {\mathrm{13774997}}^1$

素因数の和:13775008

約数の個数: 20

約数和(自身を含む): 1708099752

約数和(自身を除く): 1046899896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13774997, 27549994, 41324991, 55099988, 82649982, 110199976, 165299964, 220399952, 330599928, 661199856]

約数ペア:

[(1, 661199856), (2, 330599928), (3, 220399952), (4, 165299964), (6, 110199976), (8, 82649982), (12, 55099988), (16, 41324991), (24, 27549994), (48, 13774997)]