15338421

素因数分解:

$3^2\times 7^2\times {\mathrm{34781}}^1$

素因数の和:34801

約数の個数: 18

約数和(自身を含む): 25773462

約数和(自身を除く): 10435041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 34781, 104343, 243467, 313029, 730401, 1704269, 2191203, 5112807, 15338421]

約数ペア:

[(1, 15338421), (3, 5112807), (7, 2191203), (9, 1704269), (21, 730401), (49, 313029), (63, 243467), (147, 104343), (441, 34781)]