487349541

素因数分解:

$3^4\times 7^2\times {\mathrm{122789}}^1$

素因数の和:122815

約数の個数: 30

約数和(自身を含む): 846882630

約数和(自身を除く): 359533089

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 122789, 368367, 859523, 1105101, 2578569, 3315303, 6016661, 7735707, 9945909, 18049983, 23207121, 54149949, 69621363, 162449847, 487349541]

約数ペア:

[(1, 487349541), (3, 162449847), (7, 69621363), (9, 54149949), (21, 23207121), (27, 18049983), (49, 9945909), (63, 7735707), (81, 6016661), (147, 3315303), (189, 2578569), (441, 1105101), (567, 859523), (1323, 368367), (3969, 122789)]