391040384

素因数分解:

$2^7\times 7^2\times {\mathrm{62347}}^1$

素因数の和:62375

約数の個数: 48

約数和(自身を含む): 906228180

約数和(自身を除く): 515187796

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 62347, 124694, 249388, 436429, 498776, 872858, 997552, 1745716, 1995104, 3055003, 3491432, 3990208, 6110006, 6982864, 7980416, 12220012, 13965728, 24440024, 27931456, 48880048, 55862912, 97760096, 195520192, 391040384]

約数ペア:

[(1, 391040384), (2, 195520192), (4, 97760096), (7, 55862912), (8, 48880048), (14, 27931456), (16, 24440024), (28, 13965728), (32, 12220012), (49, 7980416), (56, 6982864), (64, 6110006), (98, 3990208), (112, 3491432), (128, 3055003), (196, 1995104), (224, 1745716), (392, 997552), (448, 872858), (784, 498776), (896, 436429), (1568, 249388), (3136, 124694), (6272, 62347)]