281123703

素因数分解:

$3^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4909}}^1$

素因数の和:5029

約数の個数: 40

約数和(自身を含む): 484793760

約数和(自身を除く): 203670057

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 101, 189, 303, 567, 707, 909, 2121, 2727, 4909, 6363, 8181, 14727, 19089, 34363, 44181, 57267, 103089, 132543, 309267, 397629, 495809, 927801, 1487427, 2783403, 3470663, 4462281, 10411989, 13386843, 31235967, 40160529, 93707901, 281123703]

約数ペア:

[(1, 281123703), (3, 93707901), (7, 40160529), (9, 31235967), (21, 13386843), (27, 10411989), (63, 4462281), (81, 3470663), (101, 2783403), (189, 1487427), (303, 927801), (567, 495809), (707, 397629), (909, 309267), (2121, 132543), (2727, 103089), (4909, 57267), (6363, 44181), (8181, 34363), (14727, 19089)]