218639730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{7287991}}^1$

素因数の和:7288001

約数の個数: 16

約数和(自身を含む): 524735424

約数和(自身を除く): 306095694

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 7287991, 14575982, 21863973, 36439955, 43727946, 72879910, 109319865, 218639730]

約数ペア:

[(1, 218639730), (2, 109319865), (3, 72879910), (5, 43727946), (6, 36439955), (10, 21863973), (15, 14575982), (30, 7287991)]