393262191

素因数分解:

$3^2\times 7^4\times {\mathrm{18199}}^1$

素因数の和:18233

約数の個数: 30

約数和(自身を含む): 662716600

約数和(自身を除く): 269454409

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 7203, 18199, 21609, 54597, 127393, 163791, 382179, 891751, 1146537, 2675253, 6242257, 8025759, 18726771, 43695799, 56180313, 131087397, 393262191]

約数ペア:

[(1, 393262191), (3, 131087397), (7, 56180313), (9, 43695799), (21, 18726771), (49, 8025759), (63, 6242257), (147, 2675253), (343, 1146537), (441, 891751), (1029, 382179), (2401, 163791), (3087, 127393), (7203, 54597), (18199, 21609)]