664694344

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{52223}}^1$

素因数の和:52309

約数の個数: 32

約数和(自身を含む): 1309777920

約数和(自身を除く): 645083576

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 12728, 52223, 104446, 208892, 417784, 1932251, 2245589, 3864502, 4491178, 7729004, 8982356, 15458008, 17964712, 83086793, 166173586, 332347172, 664694344]

約数ペア:

[(1, 664694344), (2, 332347172), (4, 166173586), (8, 83086793), (37, 17964712), (43, 15458008), (74, 8982356), (86, 7729004), (148, 4491178), (172, 3864502), (296, 2245589), (344, 1932251), (1591, 417784), (3182, 208892), (6364, 104446), (12728, 52223)]