66820866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{2459}}^1$

素因数の和:3118

約数の個数: 32

約数和(自身を含む): 153031680

約数和(自身を除く): 86210814

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 647, 1294, 1941, 2459, 3882, 4529, 4918, 7377, 9058, 13587, 14754, 17213, 27174, 34426, 51639, 103278, 1590973, 3181946, 4772919, 9545838, 11136811, 22273622, 33410433, 66820866]

約数ペア:

[(1, 66820866), (2, 33410433), (3, 22273622), (6, 11136811), (7, 9545838), (14, 4772919), (21, 3181946), (42, 1590973), (647, 103278), (1294, 51639), (1941, 34426), (2459, 27174), (3882, 17213), (4529, 14754), (4918, 13587), (7377, 9058)]