39891712

素因数分解:

$2^8\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 92274336

約数和(自身を除く): 52382624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 128, 197, 224, 226, 256, 394, 448, 452, 788, 791, 896, 904, 1379, 1576, 1582, 1792, 1808, 2758, 3152, 3164, 3616, 5516, 6304, 6328, 7232, 11032, 12608, 12656, 14464, 22064, 22261, 25216, 25312, 28928, 44128, 44522, 50432, 50624, 88256, 89044, 101248, 155827, 176512, 178088, 202496, 311654, 353024, 356176, 623308, 712352, 1246616, 1424704, 2493232, 2849408, 4986464, 5698816, 9972928, 19945856, 39891712]

約数ペア:

[(1, 39891712), (2, 19945856), (4, 9972928), (7, 5698816), (8, 4986464), (14, 2849408), (16, 2493232), (28, 1424704), (32, 1246616), (56, 712352), (64, 623308), (112, 356176), (113, 353024), (128, 311654), (197, 202496), (224, 178088), (226, 176512), (256, 155827), (394, 101248), (448, 89044), (452, 88256), (788, 50624), (791, 50432), (896, 44522), (904, 44128), (1379, 28928), (1576, 25312), (1582, 25216), (1792, 22261), (1808, 22064), (2758, 14464), (3152, 12656), (3164, 12608), (3616, 11032), (5516, 7232), (6304, 6328)]