639739368

素因数分解:

$2^3\times 3^2\times {\mathrm{8885269}}^1$

素因数の和:8885281

約数の個数: 24

約数和(自身を含む): 1732627650

約数和(自身を除く): 1092888282

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8885269, 17770538, 26655807, 35541076, 53311614, 71082152, 79967421, 106623228, 159934842, 213246456, 319869684, 639739368]

約数ペア:

[(1, 639739368), (2, 319869684), (3, 213246456), (4, 159934842), (6, 106623228), (8, 79967421), (9, 71082152), (12, 53311614), (18, 35541076), (24, 26655807), (36, 17770538), (72, 8885269)]