398505893632

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20216411}}^1$

素因数の和:20216445

約数の個数: 72

約数和(自身を含む): 991736307072

約数和(自身を除く): 593230413440

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4928, 9856, 19712, 20216411, 40432822, 80865644, 141514877, 161731288, 222380521, 283029754, 323462576, 444761042, 566059508, 646925152, 889522084, 1132119016, 1293850304, 1556663647, 1779044168, 2264238032, 2587700608, 3113327294, 3558088336, 4528476064, 5175401216, 6226654588, 7116176672, 9056952128, 12453309176, 14232353344, 18113904256, 24906618352, 28464706688, 36227808512, 49813236704, 56929413376, 99626473408, 199252946816, 398505893632]

約数ペア:

[(1, 398505893632), (2, 199252946816), (4, 99626473408), (7, 56929413376), (8, 49813236704), (11, 36227808512), (14, 28464706688), (16, 24906618352), (22, 18113904256), (28, 14232353344), (32, 12453309176), (44, 9056952128), (56, 7116176672), (64, 6226654588), (77, 5175401216), (88, 4528476064), (112, 3558088336), (128, 3113327294), (154, 2587700608), (176, 2264238032), (224, 1779044168), (256, 1556663647), (308, 1293850304), (352, 1132119016), (448, 889522084), (616, 646925152), (704, 566059508), (896, 444761042), (1232, 323462576), (1408, 283029754), (1792, 222380521), (2464, 161731288), (2816, 141514877), (4928, 80865644), (9856, 40432822), (19712, 20216411)]