2065355978

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 3793305600

約数和(自身を除く): 1727949622

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 223, 322, 343, 446, 587, 686, 1127, 1174, 1561, 2254, 3122, 4109, 5129, 7889, 8218, 10258, 10927, 13501, 15778, 21854, 27002, 28763, 35903, 57526, 71806, 76489, 94507, 130901, 152978, 189014, 201341, 251321, 261802, 402682, 502642, 661549, 916307, 1323098, 1759247, 1832614, 3010723, 3518494, 4630843, 6021446, 6414149, 9261686, 12828298, 21075061, 42150122, 44899043, 89798086, 147525427, 295050854, 1032677989, 2065355978]

約数ペア:

[(1, 2065355978), (2, 1032677989), (7, 295050854), (14, 147525427), (23, 89798086), (46, 44899043), (49, 42150122), (98, 21075061), (161, 12828298), (223, 9261686), (322, 6414149), (343, 6021446), (446, 4630843), (587, 3518494), (686, 3010723), (1127, 1832614), (1174, 1759247), (1561, 1323098), (2254, 916307), (3122, 661549), (4109, 502642), (5129, 402682), (7889, 261802), (8218, 251321), (10258, 201341), (10927, 189014), (13501, 152978), (15778, 130901), (21854, 94507), (27002, 76489), (28763, 71806), (35903, 57526)]