17203977

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 30670848

約数和(自身を除く): 13466871

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 207, 217, 279, 383, 483, 651, 713, 1149, 1449, 1953, 2139, 2681, 3447, 4991, 6417, 8043, 8809, 11873, 14973, 24129, 26427, 35619, 44919, 61663, 79281, 83111, 106857, 184989, 249333, 273079, 554967, 747999, 819237, 1911553, 2457711, 5734659, 17203977]

約数ペア:

[(1, 17203977), (3, 5734659), (7, 2457711), (9, 1911553), (21, 819237), (23, 747999), (31, 554967), (63, 273079), (69, 249333), (93, 184989), (161, 106857), (207, 83111), (217, 79281), (279, 61663), (383, 44919), (483, 35619), (651, 26427), (713, 24129), (1149, 14973), (1449, 11873), (1953, 8809), (2139, 8043), (2681, 6417), (3447, 4991)]