2288979

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 4274688

約数和(自身を除く): 1985709

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 367, 567, 693, 891, 1101, 2079, 2569, 3303, 4037, 6237, 7707, 9909, 12111, 23121, 28259, 29727, 36333, 69363, 84777, 108999, 208089, 254331, 326997, 762993, 2288979]

約数ペア:

[(1, 2288979), (3, 762993), (7, 326997), (9, 254331), (11, 208089), (21, 108999), (27, 84777), (33, 69363), (63, 36333), (77, 29727), (81, 28259), (99, 23121), (189, 12111), (231, 9909), (297, 7707), (367, 6237), (567, 4037), (693, 3303), (891, 2569), (1101, 2079)]