859468563

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 1390202880

約数和(自身を除く): 530734317

約数列:

[1, 3, 9, 27, 29, 43, 67, 81, 87, 127, 129, 201, 261, 381, 387, 603, 783, 1143, 1161, 1247, 1809, 1943, 2349, 2881, 3429, 3483, 3683, 3741, 5427, 5461, 5829, 8509, 8643, 10287, 11049, 11223, 16383, 17487, 25527, 25929, 33147, 33669, 49149, 52461, 76581, 77787, 83549, 99441, 101007, 147447, 157383, 158369, 229743, 233361, 246761, 250647, 298323, 365887, 442341, 475107, 689229, 740283, 751941, 1097661, 1425321, 2220849, 2255823, 3292983, 4275963, 6662547, 6767469, 9878949, 10610723, 12827889, 19987641, 29636847, 31832169, 95496507, 286489521, 859468563]

約数ペア:

[(1, 859468563), (3, 286489521), (9, 95496507), (27, 31832169), (29, 29636847), (43, 19987641), (67, 12827889), (81, 10610723), (87, 9878949), (127, 6767469), (129, 6662547), (201, 4275963), (261, 3292983), (381, 2255823), (387, 2220849), (603, 1425321), (783, 1097661), (1143, 751941), (1161, 740283), (1247, 689229), (1809, 475107), (1943, 442341), (2349, 365887), (2881, 298323), (3429, 250647), (3483, 246761), (3683, 233361), (3741, 229743), (5427, 158369), (5461, 157383), (5829, 147447), (8509, 101007), (8643, 99441), (10287, 83549), (11049, 77787), (11223, 76581), (16383, 52461), (17487, 49149), (25527, 33669), (25929, 33147)]