821632

素因数分解:

$2^7\times 7^2\times {\mathrm{131}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 1918620

約数和(自身を除く): 1096988

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 131, 196, 224, 262, 392, 448, 524, 784, 896, 917, 1048, 1568, 1834, 2096, 3136, 3668, 4192, 6272, 6419, 7336, 8384, 12838, 14672, 16768, 25676, 29344, 51352, 58688, 102704, 117376, 205408, 410816, 821632]

約数ペア:

[(1, 821632), (2, 410816), (4, 205408), (7, 117376), (8, 102704), (14, 58688), (16, 51352), (28, 29344), (32, 25676), (49, 16768), (56, 14672), (64, 12838), (98, 8384), (112, 7336), (128, 6419), (131, 6272), (196, 4192), (224, 3668), (262, 3136), (392, 2096), (448, 1834), (524, 1568), (784, 1048), (896, 917)]