219913407

素因数分解:

$3^3\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2777}}^1$

素因数の和:3212

約数の個数: 32

約数和(自身を含む): 373363200

約数和(自身を除く): 153449793

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 419, 1257, 2777, 2933, 3771, 8331, 8799, 11313, 19439, 24993, 26397, 58317, 74979, 79191, 174951, 524853, 1163563, 3490689, 8144941, 10472067, 24434823, 31416201, 73304469, 219913407]

約数ペア:

[(1, 219913407), (3, 73304469), (7, 31416201), (9, 24434823), (21, 10472067), (27, 8144941), (63, 3490689), (189, 1163563), (419, 524853), (1257, 174951), (2777, 79191), (2933, 74979), (3771, 58317), (8331, 26397), (8799, 24993), (11313, 19439)]