28192983

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{14753}}^1$

素因数の和:14783

約数の個数: 24

約数和(自身を含む): 47094768

約数和(自身を除く): 18901785

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 14753, 44259, 103271, 191789, 309813, 575367, 722897, 1342523, 2168691, 4027569, 9397661, 28192983]

約数ペア:

[(1, 28192983), (3, 9397661), (7, 4027569), (13, 2168691), (21, 1342523), (39, 722897), (49, 575367), (91, 309813), (147, 191789), (273, 103271), (637, 44259), (1911, 14753)]