688987956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{3191}}^1$

素因数の和:4164

約数の個数: 48

約数和(自身を含む): 1694568960

約数和(自身を除く): 1005581004

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 947, 1894, 2841, 3191, 3788, 5682, 6382, 9573, 11364, 12764, 17993, 19146, 35986, 38292, 53979, 60629, 71972, 107958, 121258, 181887, 215916, 242516, 363774, 727548, 3021877, 6043754, 9065631, 12087508, 18131262, 36262524, 57415663, 114831326, 172246989, 229662652, 344493978, 688987956]

約数ペア:

[(1, 688987956), (2, 344493978), (3, 229662652), (4, 172246989), (6, 114831326), (12, 57415663), (19, 36262524), (38, 18131262), (57, 12087508), (76, 9065631), (114, 6043754), (228, 3021877), (947, 727548), (1894, 363774), (2841, 242516), (3191, 215916), (3788, 181887), (5682, 121258), (6382, 107958), (9573, 71972), (11364, 60629), (12764, 53979), (17993, 38292), (19146, 35986)]