168720003

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 263559296

約数和(自身を除く): 94839293

約数列:

[1, 3, 9, 27, 43, 67, 81, 129, 201, 241, 243, 387, 603, 723, 1161, 1809, 2169, 2881, 3483, 5427, 6507, 8643, 10363, 10449, 16147, 16281, 19521, 25929, 31089, 48441, 58563, 77787, 93267, 145323, 233361, 279801, 435969, 694321, 700083, 839403, 1307907, 2082963, 2518209, 3923721, 6248889, 18746667, 56240001, 168720003]

約数ペア:

[(1, 168720003), (3, 56240001), (9, 18746667), (27, 6248889), (43, 3923721), (67, 2518209), (81, 2082963), (129, 1307907), (201, 839403), (241, 700083), (243, 694321), (387, 435969), (603, 279801), (723, 233361), (1161, 145323), (1809, 93267), (2169, 77787), (2881, 58563), (3483, 48441), (5427, 31089), (6507, 25929), (8643, 19521), (10363, 16281), (10449, 16147)]