20140227107

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151279}}^1$

素因数の和:151336

約数の個数: 48

約数和(自身を含む): 28973145600

約数和(自身を除く): 8832918493

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 133, 143, 209, 247, 539, 637, 931, 1001, 1463, 1729, 2717, 7007, 10241, 12103, 19019, 133133, 151279, 1058953, 1664069, 1966627, 2874301, 7412671, 11648483, 13766389, 20120107, 21632897, 31617311, 37365913, 81539381, 96364723, 140840749, 151430279, 221321177, 261561391, 411025043, 1060011953, 1549248239, 1830929737, 2877175301, 20140227107]

約数ペア:

[(1, 20140227107), (7, 2877175301), (11, 1830929737), (13, 1549248239), (19, 1060011953), (49, 411025043), (77, 261561391), (91, 221321177), (133, 151430279), (143, 140840749), (209, 96364723), (247, 81539381), (539, 37365913), (637, 31617311), (931, 21632897), (1001, 20120107), (1463, 13766389), (1729, 11648483), (2717, 7412671), (7007, 2874301), (10241, 1966627), (12103, 1664069), (19019, 1058953), (133133, 151279)]