804978909

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4177}}^1$

素因数の和:4239

約数の個数: 72

約数和(自身を含む): 1486031040

約数和(自身を除く): 681052131

約数列:

[1, 3, 7, 9, 19, 21, 23, 49, 57, 63, 69, 133, 147, 161, 171, 207, 399, 437, 441, 483, 931, 1127, 1197, 1311, 1449, 2793, 3059, 3381, 3933, 4177, 8379, 9177, 10143, 12531, 21413, 27531, 29239, 37593, 64239, 79363, 87717, 96071, 192717, 204673, 238089, 263151, 288213, 555541, 614019, 672497, 714267, 864639, 1666623, 1825349, 1842057, 2017491, 3888787, 4707479, 4999869, 5476047, 6052473, 11666361, 12777443, 14122437, 16428141, 34999083, 38332329, 42367311, 89442101, 114996987, 268326303, 804978909]

約数ペア:

[(1, 804978909), (3, 268326303), (7, 114996987), (9, 89442101), (19, 42367311), (21, 38332329), (23, 34999083), (49, 16428141), (57, 14122437), (63, 12777443), (69, 11666361), (133, 6052473), (147, 5476047), (161, 4999869), (171, 4707479), (207, 3888787), (399, 2017491), (437, 1842057), (441, 1825349), (483, 1666623), (931, 864639), (1127, 714267), (1197, 672497), (1311, 614019), (1449, 555541), (2793, 288213), (3059, 263151), (3381, 238089), (3933, 204673), (4177, 192717), (8379, 96071), (9177, 87717), (10143, 79363), (12531, 64239), (21413, 37593), (27531, 29239)]