397459368

素因数分解:

$2^3\times 3^2\times {\mathrm{5520269}}^1$

素因数の和:5520281

約数の個数: 24

約数和(自身を含む): 1076452650

約数和(自身を除く): 678993282

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 5520269, 11040538, 16560807, 22081076, 33121614, 44162152, 49682421, 66243228, 99364842, 132486456, 198729684, 397459368]

約数ペア:

[(1, 397459368), (2, 198729684), (3, 132486456), (4, 99364842), (6, 66243228), (8, 49682421), (9, 44162152), (12, 33121614), (18, 22081076), (24, 16560807), (36, 11040538), (72, 5520269)]