551436928

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19853}}^1$

素因数の和:19905

約数の個数: 64

約数和(自身を含む): 1296069120

約数和(自身を除く): 744632192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 19853, 27776, 39706, 79412, 138971, 158824, 277942, 317648, 555884, 615443, 635296, 1111768, 1230886, 1270592, 2223536, 2461772, 2541184, 4308101, 4447072, 4923544, 8616202, 8894144, 9847088, 17232404, 17788288, 19694176, 34464808, 39388352, 68929616, 78776704, 137859232, 275718464, 551436928]

約数ペア:

[(1, 551436928), (2, 275718464), (4, 137859232), (7, 78776704), (8, 68929616), (14, 39388352), (16, 34464808), (28, 19694176), (31, 17788288), (32, 17232404), (56, 9847088), (62, 8894144), (64, 8616202), (112, 4923544), (124, 4447072), (128, 4308101), (217, 2541184), (224, 2461772), (248, 2223536), (434, 1270592), (448, 1230886), (496, 1111768), (868, 635296), (896, 615443), (992, 555884), (1736, 317648), (1984, 277942), (3472, 158824), (3968, 138971), (6944, 79412), (13888, 39706), (19853, 27776)]