31267328

素因数分解:

$2^9\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:544

約数の個数: 40

約数和(自身を含む): 63012708

約数和(自身を除く): 31745380

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 256, 346, 353, 512, 692, 706, 1384, 1412, 2768, 2824, 5536, 5648, 11072, 11296, 22144, 22592, 44288, 45184, 61069, 88576, 90368, 122138, 180736, 244276, 488552, 977104, 1954208, 3908416, 7816832, 15633664, 31267328]

約数ペア:

[(1, 31267328), (2, 15633664), (4, 7816832), (8, 3908416), (16, 1954208), (32, 977104), (64, 488552), (128, 244276), (173, 180736), (256, 122138), (346, 90368), (353, 88576), (512, 61069), (692, 45184), (706, 44288), (1384, 22592), (1412, 22144), (2768, 11296), (2824, 11072), (5536, 5648)]