2978199

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1153}}^1$

素因数の和:1207

約数の個数: 24

約数和(自身を含む): 5040672

約数和(自身を除く): 2062473

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 1153, 2583, 3459, 8071, 10377, 24213, 47273, 72639, 141819, 330911, 425457, 992733, 2978199]

約数ペア:

[(1, 2978199), (3, 992733), (7, 425457), (9, 330911), (21, 141819), (41, 72639), (63, 47273), (123, 24213), (287, 10377), (369, 8071), (861, 3459), (1153, 2583)]