311920084

素因数分解:

$2^2\times 7^3\times {\mathrm{61}}^1\times {\mathrm{3727}}^1$

素因数の和:3813

約数の個数: 48

約数和(自身を含む): 647180800

約数和(自身を除く): 335260716

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 343, 427, 686, 854, 1372, 1708, 2989, 3727, 5978, 7454, 11956, 14908, 20923, 26089, 41846, 52178, 83692, 104356, 182623, 227347, 365246, 454694, 730492, 909388, 1278361, 1591429, 2556722, 3182858, 5113444, 6365716, 11140003, 22280006, 44560012, 77980021, 155960042, 311920084]

約数ペア:

[(1, 311920084), (2, 155960042), (4, 77980021), (7, 44560012), (14, 22280006), (28, 11140003), (49, 6365716), (61, 5113444), (98, 3182858), (122, 2556722), (196, 1591429), (244, 1278361), (343, 909388), (427, 730492), (686, 454694), (854, 365246), (1372, 227347), (1708, 182623), (2989, 104356), (3727, 83692), (5978, 52178), (7454, 41846), (11956, 26089), (14908, 20923)]