208680904

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{1151}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 396887040

約数和(自身を除く): 188206136

約数列:

[1, 2, 4, 8, 131, 173, 262, 346, 524, 692, 1048, 1151, 1384, 2302, 4604, 9208, 22663, 45326, 90652, 150781, 181304, 199123, 301562, 398246, 603124, 796492, 1206248, 1592984, 26085113, 52170226, 104340452, 208680904]

約数ペア:

[(1, 208680904), (2, 104340452), (4, 52170226), (8, 26085113), (131, 1592984), (173, 1206248), (262, 796492), (346, 603124), (524, 398246), (692, 301562), (1048, 199123), (1151, 181304), (1384, 150781), (2302, 90652), (4604, 45326), (9208, 22663)]