668811392

素因数分解:

$2^7\times {\mathrm{193}}^1\times {\mathrm{27073}}^1$

素因数の和:27280

約数の個数: 32

約数和(自身を含む): 1339350780

約数和(自身を除く): 670539388

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 193, 386, 772, 1544, 3088, 6176, 12352, 24704, 27073, 54146, 108292, 216584, 433168, 866336, 1732672, 3465344, 5225089, 10450178, 20900356, 41800712, 83601424, 167202848, 334405696, 668811392]

約数ペア:

[(1, 668811392), (2, 334405696), (4, 167202848), (8, 83601424), (16, 41800712), (32, 20900356), (64, 10450178), (128, 5225089), (193, 3465344), (386, 1732672), (772, 866336), (1544, 433168), (3088, 216584), (6176, 108292), (12352, 54146), (24704, 27073)]