2977821

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4297}}^1$

素因数の和:4321

約数の個数: 24

約数和(自身を含む): 5363904

約数和(自身を除く): 2386083

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 4297, 12891, 30079, 38673, 47267, 90237, 141801, 270711, 330869, 425403, 992607, 2977821]

約数ペア:

[(1, 2977821), (3, 992607), (7, 425403), (9, 330869), (11, 270711), (21, 141801), (33, 90237), (63, 47267), (77, 38673), (99, 30079), (231, 12891), (693, 4297)]