291235456

素因数分解:

$2^7\times {\mathrm{193}}^1\times {\mathrm{11789}}^1$

素因数の和:11996

約数の個数: 32

約数和(自身を含む): 583251300

約数和(自身を除く): 292015844

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 193, 386, 772, 1544, 3088, 6176, 11789, 12352, 23578, 24704, 47156, 94312, 188624, 377248, 754496, 1508992, 2275277, 4550554, 9101108, 18202216, 36404432, 72808864, 145617728, 291235456]

約数ペア:

[(1, 291235456), (2, 145617728), (4, 72808864), (8, 36404432), (16, 18202216), (32, 9101108), (64, 4550554), (128, 2275277), (193, 1508992), (386, 754496), (772, 377248), (1544, 188624), (3088, 94312), (6176, 47156), (11789, 24704), (12352, 23578)]