251567217

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{9043}}^1$

素因数の和:9341

約数の個数: 24

約数和(自身を含む): 397863648

約数和(自身を除く): 146296431

約数列:

[1, 3, 9, 11, 33, 99, 281, 843, 2529, 3091, 9043, 9273, 27129, 27819, 81387, 99473, 298419, 895257, 2541083, 7623249, 22869747, 27951913, 83855739, 251567217]

約数ペア:

[(1, 251567217), (3, 83855739), (9, 27951913), (11, 22869747), (33, 7623249), (99, 2541083), (281, 895257), (843, 298419), (2529, 99473), (3091, 81387), (9043, 27819), (9273, 27129)]